78861770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{12907}}^1$

素因数の和:12974

約数の個数: 32

約数和(自身を含む): 156135168

約数和(自身を除く): 77273398

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 3055, 6110, 12907, 25814, 64535, 129070, 167791, 335582, 606629, 838955, 1213258, 1677910, 3033145, 6066290, 7886177, 15772354, 39430885, 78861770]

約数ペア:

[(1, 78861770), (2, 39430885), (5, 15772354), (10, 7886177), (13, 6066290), (26, 3033145), (47, 1677910), (65, 1213258), (94, 838955), (130, 606629), (235, 335582), (470, 167791), (611, 129070), (1222, 64535), (3055, 25814), (6110, 12907)]