156937990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{829}}^1\times {\mathrm{1721}}^1$

素因数の和:2568

約数の個数: 32

約数和(自身を含む): 308720160

約数和(自身を除く): 151782170

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 829, 1658, 1721, 3442, 4145, 8290, 8605, 9119, 17210, 18238, 18931, 37862, 45595, 91190, 94655, 189310, 1426709, 2853418, 7133545, 14267090, 15693799, 31387598, 78468995, 156937990]

約数ペア:

[(1, 156937990), (2, 78468995), (5, 31387598), (10, 15693799), (11, 14267090), (22, 7133545), (55, 2853418), (110, 1426709), (829, 189310), (1658, 94655), (1721, 91190), (3442, 45595), (4145, 37862), (8290, 18931), (8605, 18238), (9119, 17210)]