18750431050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{60223}}^1$

素因数の和:60727

約数の個数: 48

約数和(自身を含む): 37637591040

約数和(自身を除く): 18887159990

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 479, 650, 958, 2395, 4790, 6227, 11975, 12454, 23950, 31135, 60223, 62270, 120446, 155675, 301115, 311350, 602230, 782899, 1505575, 1565798, 3011150, 3914495, 7828990, 19572475, 28846817, 39144950, 57693634, 144234085, 288468170, 375008621, 721170425, 750017242, 1442340850, 1875043105, 3750086210, 9375215525, 18750431050]

約数ペア:

[(1, 18750431050), (2, 9375215525), (5, 3750086210), (10, 1875043105), (13, 1442340850), (25, 750017242), (26, 721170425), (50, 375008621), (65, 288468170), (130, 144234085), (325, 57693634), (479, 39144950), (650, 28846817), (958, 19572475), (2395, 7828990), (4790, 3914495), (6227, 3011150), (11975, 1565798), (12454, 1505575), (23950, 782899), (31135, 602230), (60223, 311350), (62270, 301115), (120446, 155675)]