64806950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{557}}^1$

素因数の和:761

約数の個数: 48

約数和(自身を含む): 130772880

約数和(自身を除く): 65965930

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 179, 325, 358, 557, 650, 895, 1114, 1790, 2327, 2785, 4475, 4654, 5570, 7241, 8950, 11635, 13925, 14482, 23270, 27850, 36205, 58175, 72410, 99703, 116350, 181025, 199406, 362050, 498515, 997030, 1296139, 2492575, 2592278, 4985150, 6480695, 12961390, 32403475, 64806950]

約数ペア:

[(1, 64806950), (2, 32403475), (5, 12961390), (10, 6480695), (13, 4985150), (25, 2592278), (26, 2492575), (50, 1296139), (65, 997030), (130, 498515), (179, 362050), (325, 199406), (358, 181025), (557, 116350), (650, 99703), (895, 72410), (1114, 58175), (1790, 36205), (2327, 27850), (2785, 23270), (4475, 14482), (4654, 13925), (5570, 11635), (7241, 8950)]