89211890

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{146249}}^1$

素因数の和:146317

約数の個数: 16

約数和(自身を含む): 163215000

約数和(自身を除く): 74003110

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 146249, 292498, 731245, 1462490, 8921189, 17842378, 44605945, 89211890]

約数ペア:

[(1, 89211890), (2, 44605945), (5, 17842378), (10, 8921189), (61, 1462490), (122, 731245), (305, 292498), (610, 146249)]