492104080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{7757}}^1$

素因数の和:7844

約数の個数: 80

約数和(自身を含む): 1252513584

約数和(自身を除く): 760409504

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 104, 122, 130, 208, 244, 260, 305, 488, 520, 610, 793, 976, 1040, 1220, 1586, 2440, 3172, 3965, 4880, 6344, 7757, 7930, 12688, 15514, 15860, 31028, 31720, 38785, 62056, 63440, 77570, 100841, 124112, 155140, 201682, 310280, 403364, 473177, 504205, 620560, 806728, 946354, 1008410, 1613456, 1892708, 2016820, 2365885, 3785416, 4033640, 4731770, 6151301, 7570832, 8067280, 9463540, 12302602, 18927080, 24605204, 30756505, 37854160, 49210408, 61513010, 98420816, 123026020, 246052040, 492104080]

約数ペア:

[(1, 492104080), (2, 246052040), (4, 123026020), (5, 98420816), (8, 61513010), (10, 49210408), (13, 37854160), (16, 30756505), (20, 24605204), (26, 18927080), (40, 12302602), (52, 9463540), (61, 8067280), (65, 7570832), (80, 6151301), (104, 4731770), (122, 4033640), (130, 3785416), (208, 2365885), (244, 2016820), (260, 1892708), (305, 1613456), (488, 1008410), (520, 946354), (610, 806728), (793, 620560), (976, 504205), (1040, 473177), (1220, 403364), (1586, 310280), (2440, 201682), (3172, 155140), (3965, 124112), (4880, 100841), (6344, 77570), (7757, 63440), (7930, 62056), (12688, 38785), (15514, 31720), (15860, 31028)]