51415360

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:192

約数の個数: 112

約数和(自身を含む): 129917952

約数和(自身を除く): 78502592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 71, 73, 80, 124, 142, 146, 155, 160, 248, 284, 292, 310, 320, 355, 365, 496, 568, 584, 620, 710, 730, 992, 1136, 1168, 1240, 1420, 1460, 1984, 2201, 2263, 2272, 2336, 2480, 2840, 2920, 4402, 4526, 4544, 4672, 4960, 5183, 5680, 5840, 8804, 9052, 9920, 10366, 11005, 11315, 11360, 11680, 17608, 18104, 20732, 22010, 22630, 22720, 23360, 25915, 35216, 36208, 41464, 44020, 45260, 51830, 70432, 72416, 82928, 88040, 90520, 103660, 140864, 144832, 160673, 165856, 176080, 181040, 207320, 321346, 331712, 352160, 362080, 414640, 642692, 704320, 724160, 803365, 829280, 1285384, 1606730, 1658560, 2570768, 3213460, 5141536, 6426920, 10283072, 12853840, 25707680, 51415360]

約数ペア:

[(1, 51415360), (2, 25707680), (4, 12853840), (5, 10283072), (8, 6426920), (10, 5141536), (16, 3213460), (20, 2570768), (31, 1658560), (32, 1606730), (40, 1285384), (62, 829280), (64, 803365), (71, 724160), (73, 704320), (80, 642692), (124, 414640), (142, 362080), (146, 352160), (155, 331712), (160, 321346), (248, 207320), (284, 181040), (292, 176080), (310, 165856), (320, 160673), (355, 144832), (365, 140864), (496, 103660), (568, 90520), (584, 88040), (620, 82928), (710, 72416), (730, 70432), (992, 51830), (1136, 45260), (1168, 44020), (1240, 41464), (1420, 36208), (1460, 35216), (1984, 25915), (2201, 23360), (2263, 22720), (2272, 22630), (2336, 22010), (2480, 20732), (2840, 18104), (2920, 17608), (4402, 11680), (4526, 11360), (4544, 11315), (4672, 11005), (4960, 10366), (5183, 9920), (5680, 9052), (5840, 8804)]