25872990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:234

約数の個数: 128

約数和(自身を含む): 75382272

約数和(自身を除く): 49509282

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 37, 39, 55, 65, 66, 74, 78, 110, 111, 130, 143, 163, 165, 185, 195, 222, 286, 326, 330, 370, 390, 407, 429, 481, 489, 555, 715, 814, 815, 858, 962, 978, 1110, 1221, 1430, 1443, 1630, 1793, 2035, 2119, 2145, 2405, 2442, 2445, 2886, 3586, 4070, 4238, 4290, 4810, 4890, 5291, 5379, 6031, 6105, 6357, 7215, 8965, 10582, 10595, 10758, 12062, 12210, 12714, 14430, 15873, 17930, 18093, 21190, 23309, 26455, 26895, 30155, 31746, 31785, 36186, 46618, 52910, 53790, 60310, 63570, 66341, 69927, 78403, 79365, 90465, 116545, 132682, 139854, 156806, 158730, 180930, 199023, 233090, 235209, 331705, 349635, 392015, 398046, 470418, 663410, 699270, 784030, 862433, 995115, 1176045, 1724866, 1990230, 2352090, 2587299, 4312165, 5174598, 8624330, 12936495, 25872990]

約数ペア:

[(1, 25872990), (2, 12936495), (3, 8624330), (5, 5174598), (6, 4312165), (10, 2587299), (11, 2352090), (13, 1990230), (15, 1724866), (22, 1176045), (26, 995115), (30, 862433), (33, 784030), (37, 699270), (39, 663410), (55, 470418), (65, 398046), (66, 392015), (74, 349635), (78, 331705), (110, 235209), (111, 233090), (130, 199023), (143, 180930), (163, 158730), (165, 156806), (185, 139854), (195, 132682), (222, 116545), (286, 90465), (326, 79365), (330, 78403), (370, 69927), (390, 66341), (407, 63570), (429, 60310), (481, 53790), (489, 52910), (555, 46618), (715, 36186), (814, 31785), (815, 31746), (858, 30155), (962, 26895), (978, 26455), (1110, 23309), (1221, 21190), (1430, 18093), (1443, 17930), (1630, 15873), (1793, 14430), (2035, 12714), (2119, 12210), (2145, 12062), (2405, 10758), (2442, 10595), (2445, 10582), (2886, 8965), (3586, 7215), (4070, 6357), (4238, 6105), (4290, 6031), (4810, 5379), (4890, 5291)]