78245968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{287669}}^1$

素因数の和:287694

約数の個数: 20

約数和(自身を含む): 160519860

約数和(自身を除く): 82273892

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 287669, 575338, 1150676, 2301352, 4602704, 4890373, 9780746, 19561492, 39122984, 78245968]

約数ペア:

[(1, 78245968), (2, 39122984), (4, 19561492), (8, 9780746), (16, 4890373), (17, 4602704), (34, 2301352), (68, 1150676), (136, 575338), (272, 287669)]