77415280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56923}}^1$

素因数の和:56953

約数の個数: 40

約数和(自身を含む): 190581552

約数和(自身を除く): 113166272

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 56923, 113846, 227692, 284615, 455384, 569230, 910768, 967691, 1138460, 1935382, 2276920, 3870764, 4553840, 4838455, 7741528, 9676910, 15483056, 19353820, 38707640, 77415280]

約数ペア:

[(1, 77415280), (2, 38707640), (4, 19353820), (5, 15483056), (8, 9676910), (10, 7741528), (16, 4838455), (17, 4553840), (20, 3870764), (34, 2276920), (40, 1935382), (68, 1138460), (80, 967691), (85, 910768), (136, 569230), (170, 455384), (272, 284615), (340, 227692), (680, 113846), (1360, 56923)]