52409980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:132

約数の個数: 144

約数和(自身を含む): 142865856

約数和(自身を除く): 90455876

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 61, 68, 70, 76, 85, 95, 119, 122, 133, 140, 170, 190, 238, 244, 266, 305, 323, 340, 361, 380, 427, 476, 532, 595, 610, 646, 665, 722, 854, 1037, 1159, 1190, 1220, 1292, 1330, 1444, 1615, 1708, 1805, 2074, 2135, 2261, 2318, 2380, 2527, 2660, 3230, 3610, 4148, 4270, 4522, 4636, 5054, 5185, 5795, 6137, 6460, 7220, 7259, 8113, 8540, 9044, 10108, 10370, 11305, 11590, 12274, 12635, 14518, 16226, 19703, 20740, 22021, 22610, 23180, 24548, 25270, 29036, 30685, 32452, 36295, 39406, 40565, 42959, 44042, 45220, 50540, 61370, 72590, 78812, 81130, 85918, 88084, 98515, 110105, 122740, 137921, 145180, 154147, 162260, 171836, 197030, 214795, 220210, 275842, 308294, 374357, 394060, 429590, 440420, 551684, 616588, 689605, 748714, 770735, 859180, 1379210, 1497428, 1541470, 1871785, 2620499, 2758420, 3082940, 3743570, 5240998, 7487140, 10481996, 13102495, 26204990, 52409980]

約数ペア:

[(1, 52409980), (2, 26204990), (4, 13102495), (5, 10481996), (7, 7487140), (10, 5240998), (14, 3743570), (17, 3082940), (19, 2758420), (20, 2620499), (28, 1871785), (34, 1541470), (35, 1497428), (38, 1379210), (61, 859180), (68, 770735), (70, 748714), (76, 689605), (85, 616588), (95, 551684), (119, 440420), (122, 429590), (133, 394060), (140, 374357), (170, 308294), (190, 275842), (238, 220210), (244, 214795), (266, 197030), (305, 171836), (323, 162260), (340, 154147), (361, 145180), (380, 137921), (427, 122740), (476, 110105), (532, 98515), (595, 88084), (610, 85918), (646, 81130), (665, 78812), (722, 72590), (854, 61370), (1037, 50540), (1159, 45220), (1190, 44042), (1220, 42959), (1292, 40565), (1330, 39406), (1444, 36295), (1615, 32452), (1708, 30685), (1805, 29036), (2074, 25270), (2135, 24548), (2261, 23180), (2318, 22610), (2380, 22021), (2527, 20740), (2660, 19703), (3230, 16226), (3610, 14518), (4148, 12635), (4270, 12274), (4522, 11590), (4636, 11305), (5054, 10370), (5185, 10108), (5795, 9044), (6137, 8540), (6460, 8113), (7220, 7259)]