155004880

素因数分解:

$2^4\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{1487}}^1$

素因数の和:2803

約数の個数: 40

約数和(自身を含む): 360905472

約数和(自身を除く): 205900592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1303, 1487, 2606, 2974, 5212, 5948, 6515, 7435, 10424, 11896, 13030, 14870, 20848, 23792, 26060, 29740, 52120, 59480, 104240, 118960, 1937561, 3875122, 7750244, 9687805, 15500488, 19375610, 31000976, 38751220, 77502440, 155004880]

約数ペア:

[(1, 155004880), (2, 77502440), (4, 38751220), (5, 31000976), (8, 19375610), (10, 15500488), (16, 9687805), (20, 7750244), (40, 3875122), (80, 1937561), (1303, 118960), (1487, 104240), (2606, 59480), (2974, 52120), (5212, 29740), (5948, 26060), (6515, 23792), (7435, 20848), (10424, 14870), (11896, 13030)]