788591950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{12409}}^1$

素因数の和:12493

約数の個数: 48

約数和(自身を含む): 1551150720

約数和(自身を除く): 762558770

約数列:

[1, 2, 5, 10, 25, 31, 41, 50, 62, 82, 155, 205, 310, 410, 775, 1025, 1271, 1550, 2050, 2542, 6355, 12409, 12710, 24818, 31775, 62045, 63550, 124090, 310225, 384679, 508769, 620450, 769358, 1017538, 1923395, 2543845, 3846790, 5087690, 9616975, 12719225, 15771839, 19233950, 25438450, 31543678, 78859195, 157718390, 394295975, 788591950]

約数ペア:

[(1, 788591950), (2, 394295975), (5, 157718390), (10, 78859195), (25, 31543678), (31, 25438450), (41, 19233950), (50, 15771839), (62, 12719225), (82, 9616975), (155, 5087690), (205, 3846790), (310, 2543845), (410, 1923395), (775, 1017538), (1025, 769358), (1271, 620450), (1550, 508769), (2050, 384679), (2542, 310225), (6355, 124090), (12409, 63550), (12710, 62045), (24818, 31775)]