63989900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{49223}}^1$

素因数の和:49250

約数の個数: 36

約数和(自身を含む): 149542512

約数和(自身を除く): 85552612

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 49223, 98446, 196892, 246115, 492230, 639899, 984460, 1230575, 1279798, 2461150, 2559596, 3199495, 4922300, 6398990, 12797980, 15997475, 31994950, 63989900]

約数ペア:

[(1, 63989900), (2, 31994950), (4, 15997475), (5, 12797980), (10, 6398990), (13, 4922300), (20, 3199495), (25, 2559596), (26, 2461150), (50, 1279798), (52, 1230575), (65, 984460), (100, 639899), (130, 492230), (260, 246115), (325, 196892), (650, 98446), (1300, 49223)]