131973921664

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{398549}}^1$

素因数の和:398775

約数の個数: 64

約数和(自身を含む): 284564700000

約数和(自身を除く): 152590778336

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 199, 208, 398, 416, 796, 832, 1592, 1664, 2587, 3184, 5174, 6368, 10348, 12736, 20696, 25472, 41392, 82784, 165568, 331136, 398549, 797098, 1594196, 3188392, 5181137, 6376784, 10362274, 12753568, 20724548, 25507136, 41449096, 51014272, 79311251, 82898192, 158622502, 165796384, 317245004, 331592768, 634490008, 663185536, 1031046263, 1268980016, 2062092526, 2537960032, 4124185052, 5075920064, 8248370104, 10151840128, 16496740208, 32993480416, 65986960832, 131973921664]

約数ペア:

[(1, 131973921664), (2, 65986960832), (4, 32993480416), (8, 16496740208), (13, 10151840128), (16, 8248370104), (26, 5075920064), (32, 4124185052), (52, 2537960032), (64, 2062092526), (104, 1268980016), (128, 1031046263), (199, 663185536), (208, 634490008), (398, 331592768), (416, 317245004), (796, 165796384), (832, 158622502), (1592, 82898192), (1664, 79311251), (2587, 51014272), (3184, 41449096), (5174, 25507136), (6368, 20724548), (10348, 12753568), (12736, 10362274), (20696, 6376784), (25472, 5181137), (41392, 3188392), (82784, 1594196), (165568, 797098), (331136, 398549)]