64897996

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 126120960

約数和(自身を除く): 61222964

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 137, 271, 274, 437, 542, 548, 874, 1084, 1748, 2603, 3151, 5149, 5206, 6233, 6302, 10298, 10412, 12466, 12604, 20596, 24932, 37127, 59869, 74254, 118427, 119738, 148508, 236854, 239476, 473708, 705413, 853921, 1410826, 1707842, 2821652, 3415684, 16224499, 32448998, 64897996]

約数ペア:

[(1, 64897996), (2, 32448998), (4, 16224499), (19, 3415684), (23, 2821652), (38, 1707842), (46, 1410826), (76, 853921), (92, 705413), (137, 473708), (271, 239476), (274, 236854), (437, 148508), (542, 119738), (548, 118427), (874, 74254), (1084, 59869), (1748, 37127), (2603, 24932), (3151, 20596), (5149, 12604), (5206, 12466), (6233, 10412), (6302, 10298)]