79719910

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257161}}^1$

素因数の和:257199

約数の個数: 16

約数和(自身を含む): 148125312

約数和(自身を除く): 68405402

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 257161, 514322, 1285805, 2571610, 7971991, 15943982, 39859955, 79719910]

約数ペア:

[(1, 79719910), (2, 39859955), (5, 15943982), (10, 7971991), (31, 2571610), (62, 1285805), (155, 514322), (310, 257161)]