72025808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^2$

素因数の和:216

約数の個数: 60

約数和(自身を含む): 152162880

約数和(自身を除く): 80137072

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 71, 76, 94, 142, 152, 188, 284, 304, 376, 568, 752, 893, 1136, 1349, 1786, 2698, 3337, 3572, 5041, 5396, 6674, 7144, 10082, 10792, 13348, 14288, 20164, 21584, 26696, 40328, 53392, 63403, 80656, 95779, 126806, 191558, 236927, 253612, 383116, 473854, 507224, 766232, 947708, 1014448, 1532464, 1895416, 3790832, 4501613, 9003226, 18006452, 36012904, 72025808]

約数ペア:

[(1, 72025808), (2, 36012904), (4, 18006452), (8, 9003226), (16, 4501613), (19, 3790832), (38, 1895416), (47, 1532464), (71, 1014448), (76, 947708), (94, 766232), (142, 507224), (152, 473854), (188, 383116), (284, 253612), (304, 236927), (376, 191558), (568, 126806), (752, 95779), (893, 80656), (1136, 63403), (1349, 53392), (1786, 40328), (2698, 26696), (3337, 21584), (3572, 20164), (5041, 14288), (5396, 13348), (6674, 10792), (7144, 10082)]