64968416

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1$

素因数の和:555

約数の個数: 48

約数和(自身を含む): 131897808

約数和(自身を除く): 66929392

約数列:

[1, 2, 4, 8, 16, 32, 61, 83, 122, 166, 244, 332, 401, 488, 664, 802, 976, 1328, 1604, 1952, 2656, 3208, 5063, 6416, 10126, 12832, 20252, 24461, 33283, 40504, 48922, 66566, 81008, 97844, 133132, 162016, 195688, 266264, 391376, 532528, 782752, 1065056, 2030263, 4060526, 8121052, 16242104, 32484208, 64968416]

約数ペア:

[(1, 64968416), (2, 32484208), (4, 16242104), (8, 8121052), (16, 4060526), (32, 2030263), (61, 1065056), (83, 782752), (122, 532528), (166, 391376), (244, 266264), (332, 195688), (401, 162016), (488, 133132), (664, 97844), (802, 81008), (976, 66566), (1328, 48922), (1604, 40504), (1952, 33283), (2656, 24461), (3208, 20252), (5063, 12832), (6416, 10126)]