165814180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1877}}^1$

素因数の和:2524

約数の個数: 48

約数和(自身を含む): 398797056

約数和(自身を除く): 232982876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 631, 1262, 1877, 2524, 3155, 3754, 4417, 6310, 7508, 8834, 9385, 12620, 13139, 17668, 18770, 22085, 26278, 37540, 44170, 52556, 65695, 88340, 131390, 262780, 1184387, 2368774, 4737548, 5921935, 8290709, 11843870, 16581418, 23687740, 33162836, 41453545, 82907090, 165814180]

約数ペア:

[(1, 165814180), (2, 82907090), (4, 41453545), (5, 33162836), (7, 23687740), (10, 16581418), (14, 11843870), (20, 8290709), (28, 5921935), (35, 4737548), (70, 2368774), (140, 1184387), (631, 262780), (1262, 131390), (1877, 88340), (2524, 65695), (3155, 52556), (3754, 44170), (4417, 37540), (6310, 26278), (7508, 22085), (8834, 18770), (9385, 17668), (12620, 13139)]