91205440

素因数分解:

$2^6\times 5^1\times {\mathrm{421}}^1\times {\mathrm{677}}^1$

素因数の和:1115

約数の個数: 56

約数和(自身を含む): 218020392

約数和(自身を除く): 126814952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 421, 677, 842, 1354, 1684, 2105, 2708, 3368, 3385, 4210, 5416, 6736, 6770, 8420, 10832, 13472, 13540, 16840, 21664, 26944, 27080, 33680, 43328, 54160, 67360, 108320, 134720, 216640, 285017, 570034, 1140068, 1425085, 2280136, 2850170, 4560272, 5700340, 9120544, 11400680, 18241088, 22801360, 45602720, 91205440]

約数ペア:

[(1, 91205440), (2, 45602720), (4, 22801360), (5, 18241088), (8, 11400680), (10, 9120544), (16, 5700340), (20, 4560272), (32, 2850170), (40, 2280136), (64, 1425085), (80, 1140068), (160, 570034), (320, 285017), (421, 216640), (677, 134720), (842, 108320), (1354, 67360), (1684, 54160), (2105, 43328), (2708, 33680), (3368, 27080), (3385, 26944), (4210, 21664), (5416, 16840), (6736, 13540), (6770, 13472), (8420, 10832)]