78845780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{10457}}^1$

素因数の和:10508

約数の個数: 48

約数和(自身を含む): 184479120

約数和(自身を除く): 105633340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 10457, 20914, 41828, 52285, 104570, 135941, 209140, 271882, 303253, 543764, 606506, 679705, 1213012, 1359410, 1516265, 2718820, 3032530, 3942289, 6065060, 7884578, 15769156, 19711445, 39422890, 78845780]

約数ペア:

[(1, 78845780), (2, 39422890), (4, 19711445), (5, 15769156), (10, 7884578), (13, 6065060), (20, 3942289), (26, 3032530), (29, 2718820), (52, 1516265), (58, 1359410), (65, 1213012), (116, 679705), (130, 606506), (145, 543764), (260, 303253), (290, 271882), (377, 209140), (580, 135941), (754, 104570), (1508, 52285), (1885, 41828), (3770, 20914), (7540, 10457)]