78047770

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{1129}}^1$

素因数の和:1390

約数の個数: 32

約数和(自身を含む): 145797120

約数和(自身を除く): 67749350

約数列:

[1, 2, 5, 10, 31, 62, 155, 223, 310, 446, 1115, 1129, 2230, 2258, 5645, 6913, 11290, 13826, 34565, 34999, 69130, 69998, 174995, 251767, 349990, 503534, 1258835, 2517670, 7804777, 15609554, 39023885, 78047770]

約数ペア:

[(1, 78047770), (2, 39023885), (5, 15609554), (10, 7804777), (31, 2517670), (62, 1258835), (155, 503534), (223, 349990), (310, 251767), (446, 174995), (1115, 69998), (1129, 69130), (2230, 34999), (2258, 34565), (5645, 13826), (6913, 11290)]