1666451690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{60139}}^1$

素因数の和:60326

約数の個数: 32

約数和(自身を含む): 3195599040

約数和(自身を除く): 1529147350

約数列:

[1, 2, 5, 10, 17, 34, 85, 163, 170, 326, 815, 1630, 2771, 5542, 13855, 27710, 60139, 120278, 300695, 601390, 1022363, 2044726, 5111815, 9802657, 10223630, 19605314, 49013285, 98026570, 166645169, 333290338, 833225845, 1666451690]

約数ペア:

[(1, 1666451690), (2, 833225845), (5, 333290338), (10, 166645169), (17, 98026570), (34, 49013285), (85, 19605314), (163, 10223630), (170, 9802657), (326, 5111815), (815, 2044726), (1630, 1022363), (2771, 601390), (5542, 300695), (13855, 120278), (27710, 60139)]