163465540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{68683}}^1$

素因数の和:68716

約数の個数: 48

約数和(自身を含む): 415400832

約数和(自身を除く): 251935292

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 68683, 137366, 274732, 343415, 480781, 686830, 961562, 1167611, 1373660, 1923124, 2335222, 2403905, 4670444, 4807810, 5838055, 8173277, 9615620, 11676110, 16346554, 23352220, 32693108, 40866385, 81732770, 163465540]

約数ペア:

[(1, 163465540), (2, 81732770), (4, 40866385), (5, 32693108), (7, 23352220), (10, 16346554), (14, 11676110), (17, 9615620), (20, 8173277), (28, 5838055), (34, 4807810), (35, 4670444), (68, 2403905), (70, 2335222), (85, 1923124), (119, 1373660), (140, 1167611), (170, 961562), (238, 686830), (340, 480781), (476, 343415), (595, 274732), (1190, 137366), (2380, 68683)]