625117480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:244

約数の個数: 192

約数和(自身を含む): 1665446400

約数和(自身を除く): 1040328920

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 95, 104, 124, 130, 152, 155, 157, 169, 190, 247, 248, 260, 310, 314, 338, 380, 403, 494, 520, 589, 620, 628, 676, 760, 785, 806, 845, 988, 1178, 1235, 1240, 1256, 1352, 1570, 1612, 1690, 1976, 2015, 2041, 2356, 2470, 2945, 2983, 3140, 3211, 3224, 3380, 4030, 4082, 4712, 4867, 4940, 5239, 5890, 5966, 6280, 6422, 6760, 7657, 8060, 8164, 9734, 9880, 10205, 10478, 11780, 11932, 12844, 14915, 15314, 16055, 16120, 16328, 19468, 20410, 20956, 23560, 23864, 24335, 25688, 26195, 26533, 29830, 30628, 32110, 38285, 38779, 38936, 40820, 41912, 48670, 52390, 53066, 59660, 61256, 63271, 64220, 76570, 77558, 81640, 92473, 97340, 99541, 104780, 106132, 119320, 126542, 128440, 132665, 153140, 155116, 184946, 193895, 194680, 199082, 209560, 212264, 253084, 265330, 306280, 310232, 316355, 369892, 387790, 398164, 462365, 497705, 504127, 506168, 530660, 632710, 739784, 775580, 796328, 822523, 924730, 995410, 1008254, 1061320, 1202149, 1265420, 1551160, 1645046, 1849460, 1990820, 2016508, 2404298, 2520635, 2530840, 3290092, 3698920, 3981640, 4033016, 4112615, 4808596, 5041270, 6010745, 6580184, 8225230, 9617192, 10082540, 12021490, 15627937, 16450460, 20165080, 24042980, 31255874, 32900920, 48085960, 62511748, 78139685, 125023496, 156279370, 312558740, 625117480]

約数ペア:

[(1, 625117480), (2, 312558740), (4, 156279370), (5, 125023496), (8, 78139685), (10, 62511748), (13, 48085960), (19, 32900920), (20, 31255874), (26, 24042980), (31, 20165080), (38, 16450460), (40, 15627937), (52, 12021490), (62, 10082540), (65, 9617192), (76, 8225230), (95, 6580184), (104, 6010745), (124, 5041270), (130, 4808596), (152, 4112615), (155, 4033016), (157, 3981640), (169, 3698920), (190, 3290092), (247, 2530840), (248, 2520635), (260, 2404298), (310, 2016508), (314, 1990820), (338, 1849460), (380, 1645046), (403, 1551160), (494, 1265420), (520, 1202149), (589, 1061320), (620, 1008254), (628, 995410), (676, 924730), (760, 822523), (785, 796328), (806, 775580), (845, 739784), (988, 632710), (1178, 530660), (1235, 506168), (1240, 504127), (1256, 497705), (1352, 462365), (1570, 398164), (1612, 387790), (1690, 369892), (1976, 316355), (2015, 310232), (2041, 306280), (2356, 265330), (2470, 253084), (2945, 212264), (2983, 209560), (3140, 199082), (3211, 194680), (3224, 193895), (3380, 184946), (4030, 155116), (4082, 153140), (4712, 132665), (4867, 128440), (4940, 126542), (5239, 119320), (5890, 106132), (5966, 104780), (6280, 99541), (6422, 97340), (6760, 92473), (7657, 81640), (8060, 77558), (8164, 76570), (9734, 64220), (9880, 63271), (10205, 61256), (10478, 59660), (11780, 53066), (11932, 52390), (12844, 48670), (14915, 41912), (15314, 40820), (16055, 38936), (16120, 38779), (16328, 38285), (19468, 32110), (20410, 30628), (20956, 29830), (23560, 26533), (23864, 26195), (24335, 25688)]