103665640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199357}}^1$

素因数の和:199381

約数の個数: 32

約数和(自身を含む): 251191080

約数和(自身を除く): 147525440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 199357, 398714, 797428, 996785, 1594856, 1993570, 2591641, 3987140, 5183282, 7974280, 10366564, 12958205, 20733128, 25916410, 51832820, 103665640]

約数ペア:

[(1, 103665640), (2, 51832820), (4, 25916410), (5, 20733128), (8, 12958205), (10, 10366564), (13, 7974280), (20, 5183282), (26, 3987140), (40, 2591641), (52, 1993570), (65, 1594856), (104, 996785), (130, 797428), (260, 398714), (520, 199357)]