72144290

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{787}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 132762240

約数和(自身を除く): 60617950

約数列:

[1, 2, 5, 10, 89, 103, 178, 206, 445, 515, 787, 890, 1030, 1574, 3935, 7870, 9167, 18334, 45835, 70043, 81061, 91670, 140086, 162122, 350215, 405305, 700430, 810610, 7214429, 14428858, 36072145, 72144290]

約数ペア:

[(1, 72144290), (2, 36072145), (5, 14428858), (10, 7214429), (89, 810610), (103, 700430), (178, 405305), (206, 350215), (445, 162122), (515, 140086), (787, 91670), (890, 81061), (1030, 70043), (1574, 45835), (3935, 18334), (7870, 9167)]