1648737896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1\times {\mathrm{467}}^1$

素因数の和:978

約数の個数: 64

約数和(自身を含む): 3384763200

約数和(自身を除く): 1736025304

約数列:

[1, 2, 4, 8, 13, 26, 52, 83, 104, 166, 332, 409, 467, 664, 818, 934, 1079, 1636, 1868, 2158, 3272, 3736, 4316, 5317, 6071, 8632, 10634, 12142, 21268, 24284, 33947, 38761, 42536, 48568, 67894, 77522, 135788, 155044, 191003, 271576, 310088, 382006, 441311, 503893, 764012, 882622, 1007786, 1528024, 1765244, 2015572, 2483039, 3530488, 4031144, 4966078, 9932156, 15853249, 19864312, 31706498, 63412996, 126825992, 206092237, 412184474, 824368948, 1648737896]

約数ペア:

[(1, 1648737896), (2, 824368948), (4, 412184474), (8, 206092237), (13, 126825992), (26, 63412996), (52, 31706498), (83, 19864312), (104, 15853249), (166, 9932156), (332, 4966078), (409, 4031144), (467, 3530488), (664, 2483039), (818, 2015572), (934, 1765244), (1079, 1528024), (1636, 1007786), (1868, 882622), (2158, 764012), (3272, 503893), (3736, 441311), (4316, 382006), (5317, 310088), (6071, 271576), (8632, 191003), (10634, 155044), (12142, 135788), (21268, 77522), (24284, 67894), (33947, 48568), (38761, 42536)]