82391200

素因数分解:

$2^5\times 5^2\times {\mathrm{181}}^1\times {\mathrm{569}}^1$

素因数の和:770

約数の個数: 72

約数和(自身を含む): 202604220

約数和(自身を除く): 120213020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 181, 200, 362, 400, 569, 724, 800, 905, 1138, 1448, 1810, 2276, 2845, 2896, 3620, 4525, 4552, 5690, 5792, 7240, 9050, 9104, 11380, 14225, 14480, 18100, 18208, 22760, 28450, 28960, 36200, 45520, 56900, 72400, 91040, 102989, 113800, 144800, 205978, 227600, 411956, 455200, 514945, 823912, 1029890, 1647824, 2059780, 2574725, 3295648, 4119560, 5149450, 8239120, 10298900, 16478240, 20597800, 41195600, 82391200]

約数ペア:

[(1, 82391200), (2, 41195600), (4, 20597800), (5, 16478240), (8, 10298900), (10, 8239120), (16, 5149450), (20, 4119560), (25, 3295648), (32, 2574725), (40, 2059780), (50, 1647824), (80, 1029890), (100, 823912), (160, 514945), (181, 455200), (200, 411956), (362, 227600), (400, 205978), (569, 144800), (724, 113800), (800, 102989), (905, 91040), (1138, 72400), (1448, 56900), (1810, 45520), (2276, 36200), (2845, 28960), (2896, 28450), (3620, 22760), (4525, 18208), (4552, 18100), (5690, 14480), (5792, 14225), (7240, 11380), (9050, 9104)]