68556020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263677}}^1$

素因数の和:263699

約数の個数: 24

約数和(自身を含む): 155042664

約数和(自身を除く): 86486644

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 263677, 527354, 1054708, 1318385, 2636770, 3427801, 5273540, 6855602, 13711204, 17139005, 34278010, 68556020]

約数ペア:

[(1, 68556020), (2, 34278010), (4, 17139005), (5, 13711204), (10, 6855602), (13, 5273540), (20, 3427801), (26, 2636770), (52, 1318385), (65, 1054708), (130, 527354), (260, 263677)]