39778700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{827}}^1$

素因数の和:891

約数の個数: 72

約数和(自身を含む): 95587632

約数和(自身を除く): 55808932

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 130, 148, 185, 260, 325, 370, 481, 650, 740, 827, 925, 962, 1300, 1654, 1850, 1924, 2405, 3308, 3700, 4135, 4810, 8270, 9620, 10751, 12025, 16540, 20675, 21502, 24050, 30599, 41350, 43004, 48100, 53755, 61198, 82700, 107510, 122396, 152995, 215020, 268775, 305990, 397787, 537550, 611980, 764975, 795574, 1075100, 1529950, 1591148, 1988935, 3059900, 3977870, 7955740, 9944675, 19889350, 39778700]

約数ペア:

[(1, 39778700), (2, 19889350), (4, 9944675), (5, 7955740), (10, 3977870), (13, 3059900), (20, 1988935), (25, 1591148), (26, 1529950), (37, 1075100), (50, 795574), (52, 764975), (65, 611980), (74, 537550), (100, 397787), (130, 305990), (148, 268775), (185, 215020), (260, 152995), (325, 122396), (370, 107510), (481, 82700), (650, 61198), (740, 53755), (827, 48100), (925, 43004), (962, 41350), (1300, 30599), (1654, 24050), (1850, 21502), (1924, 20675), (2405, 16540), (3308, 12025), (3700, 10751), (4135, 9620), (4810, 8270)]