400563136

素因数分解:

$2^6\times {\mathrm{151}}^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:573

約数の個数: 56

約数和(自身を含む): 808065440

約数和(自身を除く): 407502304

約数列:

[1, 2, 4, 8, 16, 32, 64, 151, 181, 229, 302, 362, 458, 604, 724, 916, 1208, 1448, 1832, 2416, 2896, 3664, 4832, 5792, 7328, 9664, 11584, 14656, 27331, 34579, 41449, 54662, 69158, 82898, 109324, 138316, 165796, 218648, 276632, 331592, 437296, 553264, 663184, 874592, 1106528, 1326368, 1749184, 2213056, 2652736, 6258799, 12517598, 25035196, 50070392, 100140784, 200281568, 400563136]

約数ペア:

[(1, 400563136), (2, 200281568), (4, 100140784), (8, 50070392), (16, 25035196), (32, 12517598), (64, 6258799), (151, 2652736), (181, 2213056), (229, 1749184), (302, 1326368), (362, 1106528), (458, 874592), (604, 663184), (724, 553264), (916, 437296), (1208, 331592), (1448, 276632), (1832, 218648), (2416, 165796), (2896, 138316), (3664, 109324), (4832, 82898), (5792, 69158), (7328, 54662), (9664, 41449), (11584, 34579), (14656, 27331)]