66615976

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:626

約数の個数: 64

約数和(自身を含む): 151689600

約数和(自身を除く): 85073624

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 137, 152, 266, 274, 457, 532, 548, 914, 959, 1064, 1096, 1828, 1918, 2603, 3199, 3656, 3836, 5206, 6398, 7672, 8683, 10412, 12796, 17366, 18221, 20824, 25592, 34732, 36442, 60781, 62609, 69464, 72884, 121562, 125218, 145768, 243124, 250436, 438263, 486248, 500872, 876526, 1189571, 1753052, 2379142, 3506104, 4758284, 8326997, 9516568, 16653994, 33307988, 66615976]

約数ペア:

[(1, 66615976), (2, 33307988), (4, 16653994), (7, 9516568), (8, 8326997), (14, 4758284), (19, 3506104), (28, 2379142), (38, 1753052), (56, 1189571), (76, 876526), (133, 500872), (137, 486248), (152, 438263), (266, 250436), (274, 243124), (457, 145768), (532, 125218), (548, 121562), (914, 72884), (959, 69464), (1064, 62609), (1096, 60781), (1828, 36442), (1918, 34732), (2603, 25592), (3199, 20824), (3656, 18221), (3836, 17366), (5206, 12796), (6398, 10412), (7672, 8683)]