15960100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{12277}}^1$

素因数の和:12304

約数の個数: 36

約数和(自身を含む): 37300564

約数和(自身を除く): 21340464

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 12277, 24554, 49108, 61385, 122770, 159601, 245540, 306925, 319202, 613850, 638404, 798005, 1227700, 1596010, 3192020, 3990025, 7980050, 15960100]

約数ペア:

[(1, 15960100), (2, 7980050), (4, 3990025), (5, 3192020), (10, 1596010), (13, 1227700), (20, 798005), (25, 638404), (26, 613850), (50, 319202), (52, 306925), (65, 245540), (100, 159601), (130, 122770), (260, 61385), (325, 49108), (650, 24554), (1300, 12277)]