80788250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19009}}^1$

素因数の和:19043

約数の個数: 32

約数和(自身を含む): 160140240

約数和(自身を除く): 79351990

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 850, 2125, 4250, 19009, 38018, 95045, 190090, 323153, 475225, 646306, 950450, 1615765, 2376125, 3231530, 4752250, 8078825, 16157650, 40394125, 80788250]

約数ペア:

[(1, 80788250), (2, 40394125), (5, 16157650), (10, 8078825), (17, 4752250), (25, 3231530), (34, 2376125), (50, 1615765), (85, 950450), (125, 646306), (170, 475225), (250, 323153), (425, 190090), (850, 95045), (2125, 38018), (4250, 19009)]