985038640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{5441}}^1$

素因数の和:5558

約数の個数: 80

約数和(自身を含む): 2396918016

約数和(自身を除く): 1411879376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 73, 80, 124, 146, 155, 248, 292, 310, 365, 496, 584, 620, 730, 1168, 1240, 1460, 2263, 2480, 2920, 4526, 5441, 5840, 9052, 10882, 11315, 18104, 21764, 22630, 27205, 36208, 43528, 45260, 54410, 87056, 90520, 108820, 168671, 181040, 217640, 337342, 397193, 435280, 674684, 794386, 843355, 1349368, 1588772, 1686710, 1985965, 2698736, 3177544, 3373420, 3971930, 6355088, 6746840, 7943860, 12312983, 13493680, 15887720, 24625966, 31775440, 49251932, 61564915, 98503864, 123129830, 197007728, 246259660, 492519320, 985038640]

約数ペア:

[(1, 985038640), (2, 492519320), (4, 246259660), (5, 197007728), (8, 123129830), (10, 98503864), (16, 61564915), (20, 49251932), (31, 31775440), (40, 24625966), (62, 15887720), (73, 13493680), (80, 12312983), (124, 7943860), (146, 6746840), (155, 6355088), (248, 3971930), (292, 3373420), (310, 3177544), (365, 2698736), (496, 1985965), (584, 1686710), (620, 1588772), (730, 1349368), (1168, 843355), (1240, 794386), (1460, 674684), (2263, 435280), (2480, 397193), (2920, 337342), (4526, 217640), (5441, 181040), (5840, 168671), (9052, 108820), (10882, 90520), (11315, 87056), (18104, 54410), (21764, 45260), (22630, 43528), (27205, 36208)]