64937782

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 128217600

約数和(自身を除く): 63279818

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 89, 91, 133, 178, 182, 211, 247, 266, 422, 494, 623, 1157, 1246, 1477, 1691, 1729, 2314, 2743, 2954, 3382, 3458, 4009, 5486, 8018, 8099, 11837, 16198, 18779, 19201, 21983, 23674, 28063, 37558, 38402, 43966, 52117, 56126, 104234, 131453, 153881, 244127, 262906, 307762, 356801, 364819, 488254, 713602, 729638, 1708889, 2497607, 3417778, 4638413, 4995214, 9276826, 32468891, 64937782]

約数ペア:

[(1, 64937782), (2, 32468891), (7, 9276826), (13, 4995214), (14, 4638413), (19, 3417778), (26, 2497607), (38, 1708889), (89, 729638), (91, 713602), (133, 488254), (178, 364819), (182, 356801), (211, 307762), (247, 262906), (266, 244127), (422, 153881), (494, 131453), (623, 104234), (1157, 56126), (1246, 52117), (1477, 43966), (1691, 38402), (1729, 37558), (2314, 28063), (2743, 23674), (2954, 21983), (3382, 19201), (3458, 18779), (4009, 16198), (5486, 11837), (8018, 8099)]