138751280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{102023}}^1$

素因数の和:102053

約数の個数: 40

約数和(自身を含む): 341576352

約数和(自身を除く): 202825072

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 102023, 204046, 408092, 510115, 816184, 1020230, 1632368, 1734391, 2040460, 3468782, 4080920, 6937564, 8161840, 8671955, 13875128, 17343910, 27750256, 34687820, 69375640, 138751280]

約数ペア:

[(1, 138751280), (2, 69375640), (4, 34687820), (5, 27750256), (8, 17343910), (10, 13875128), (16, 8671955), (17, 8161840), (20, 6937564), (34, 4080920), (40, 3468782), (68, 2040460), (80, 1734391), (85, 1632368), (136, 1020230), (170, 816184), (272, 510115), (340, 408092), (680, 204046), (1360, 102023)]