64437968

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:424

約数の個数: 80

約数和(自身を含む): 152133120

約数和(自身を除く): 87695152

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 107, 112, 133, 152, 214, 266, 283, 304, 428, 532, 566, 749, 856, 1064, 1132, 1498, 1712, 1981, 2033, 2128, 2264, 2996, 3962, 4066, 4528, 5377, 5992, 7924, 8132, 10754, 11984, 14231, 15848, 16264, 21508, 28462, 30281, 31696, 32528, 37639, 43016, 56924, 60562, 75278, 86032, 113848, 121124, 150556, 211967, 227696, 242248, 301112, 423934, 484496, 575339, 602224, 847868, 1150678, 1695736, 2301356, 3391472, 4027373, 4602712, 8054746, 9205424, 16109492, 32218984, 64437968]

約数ペア:

[(1, 64437968), (2, 32218984), (4, 16109492), (7, 9205424), (8, 8054746), (14, 4602712), (16, 4027373), (19, 3391472), (28, 2301356), (38, 1695736), (56, 1150678), (76, 847868), (107, 602224), (112, 575339), (133, 484496), (152, 423934), (214, 301112), (266, 242248), (283, 227696), (304, 211967), (428, 150556), (532, 121124), (566, 113848), (749, 86032), (856, 75278), (1064, 60562), (1132, 56924), (1498, 43016), (1712, 37639), (1981, 32528), (2033, 31696), (2128, 30281), (2264, 28462), (2996, 21508), (3962, 16264), (4066, 15848), (4528, 14231), (5377, 11984), (5992, 10754), (7924, 8132)]