91480880

素因数分解:

$2^4\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1453}}^1$

素因数の和:2253

約数の個数: 40

約数和(自身を含む): 213109872

約数和(自身を除く): 121628992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 787, 1453, 1574, 2906, 3148, 3935, 5812, 6296, 7265, 7870, 11624, 12592, 14530, 15740, 23248, 29060, 31480, 58120, 62960, 116240, 1143511, 2287022, 4574044, 5717555, 9148088, 11435110, 18296176, 22870220, 45740440, 91480880]

約数ペア:

[(1, 91480880), (2, 45740440), (4, 22870220), (5, 18296176), (8, 11435110), (10, 9148088), (16, 5717555), (20, 4574044), (40, 2287022), (80, 1143511), (787, 116240), (1453, 62960), (1574, 58120), (2906, 31480), (3148, 29060), (3935, 23248), (5812, 15740), (6296, 14530), (7265, 12592), (7870, 11624)]