980015360

素因数分解:

$2^8\times 5^1\times {\mathrm{613}}^1\times {\mathrm{1249}}^1$

素因数の和:1883

約数の個数: 72

約数和(自身を含む): 2353155000

約数和(自身を除く): 1373139640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 613, 640, 1226, 1249, 1280, 2452, 2498, 3065, 4904, 4996, 6130, 6245, 9808, 9992, 12260, 12490, 19616, 19984, 24520, 24980, 39232, 39968, 49040, 49960, 78464, 79936, 98080, 99920, 156928, 159872, 196160, 199840, 319744, 392320, 399680, 765637, 784640, 799360, 1531274, 1598720, 3062548, 3828185, 6125096, 7656370, 12250192, 15312740, 24500384, 30625480, 49000768, 61250960, 98001536, 122501920, 196003072, 245003840, 490007680, 980015360]

約数ペア:

[(1, 980015360), (2, 490007680), (4, 245003840), (5, 196003072), (8, 122501920), (10, 98001536), (16, 61250960), (20, 49000768), (32, 30625480), (40, 24500384), (64, 15312740), (80, 12250192), (128, 7656370), (160, 6125096), (256, 3828185), (320, 3062548), (613, 1598720), (640, 1531274), (1226, 799360), (1249, 784640), (1280, 765637), (2452, 399680), (2498, 392320), (3065, 319744), (4904, 199840), (4996, 196160), (6130, 159872), (6245, 156928), (9808, 99920), (9992, 98080), (12260, 79936), (12490, 78464), (19616, 49960), (19984, 49040), (24520, 39968), (24980, 39232)]