66753640

素因数分解:

$2^3\times 5^1\times {\mathrm{587}}^1\times {\mathrm{2843}}^1$

素因数の和:3441

約数の個数: 32

約数和(自身を含む): 150504480

約数和(自身を除く): 83750840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 587, 1174, 2348, 2843, 2935, 4696, 5686, 5870, 11372, 11740, 14215, 22744, 23480, 28430, 56860, 113720, 1668841, 3337682, 6675364, 8344205, 13350728, 16688410, 33376820, 66753640]

約数ペア:

[(1, 66753640), (2, 33376820), (4, 16688410), (5, 13350728), (8, 8344205), (10, 6675364), (20, 3337682), (40, 1668841), (587, 113720), (1174, 56860), (2348, 28430), (2843, 23480), (2935, 22744), (4696, 14215), (5686, 11740), (5870, 11372)]