42591250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{2621}}^1$

素因数の和:2656

約数の個数: 40

約数和(自身を含む): 86006844

約数和(自身を除く): 43415594

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 2621, 3250, 5242, 8125, 13105, 16250, 26210, 34073, 65525, 68146, 131050, 170365, 327625, 340730, 655250, 851825, 1638125, 1703650, 3276250, 4259125, 8518250, 21295625, 42591250]

約数ペア:

[(1, 42591250), (2, 21295625), (5, 8518250), (10, 4259125), (13, 3276250), (25, 1703650), (26, 1638125), (50, 851825), (65, 655250), (125, 340730), (130, 327625), (250, 170365), (325, 131050), (625, 68146), (650, 65525), (1250, 34073), (1625, 26210), (2621, 16250), (3250, 13105), (5242, 8125)]