89963620

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{587}}^1$

素因数の和:772

約数の個数: 48

約数和(自身を含む): 193616640

約数和(自身を除く): 103653020

約数列:

[1, 2, 4, 5, 10, 20, 79, 97, 158, 194, 316, 388, 395, 485, 587, 790, 970, 1174, 1580, 1940, 2348, 2935, 5870, 7663, 11740, 15326, 30652, 38315, 46373, 56939, 76630, 92746, 113878, 153260, 185492, 227756, 231865, 284695, 463730, 569390, 927460, 1138780, 4498181, 8996362, 17992724, 22490905, 44981810, 89963620]

約数ペア:

[(1, 89963620), (2, 44981810), (4, 22490905), (5, 17992724), (10, 8996362), (20, 4498181), (79, 1138780), (97, 927460), (158, 569390), (194, 463730), (316, 284695), (388, 231865), (395, 227756), (485, 185492), (587, 153260), (790, 113878), (970, 92746), (1174, 76630), (1580, 56939), (1940, 46373), (2348, 38315), (2935, 30652), (5870, 15326), (7663, 11740)]