65281376

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:627

約数の個数: 48

約数和(自身を含む): 132814080

約数和(自身を除く): 67532704

約数列:

[1, 2, 4, 8, 16, 32, 59, 71, 118, 142, 236, 284, 472, 487, 568, 944, 974, 1136, 1888, 1948, 2272, 3896, 4189, 7792, 8378, 15584, 16756, 28733, 33512, 34577, 57466, 67024, 69154, 114932, 134048, 138308, 229864, 276616, 459728, 553232, 919456, 1106464, 2040043, 4080086, 8160172, 16320344, 32640688, 65281376]

約数ペア:

[(1, 65281376), (2, 32640688), (4, 16320344), (8, 8160172), (16, 4080086), (32, 2040043), (59, 1106464), (71, 919456), (118, 553232), (142, 459728), (236, 276616), (284, 229864), (472, 138308), (487, 134048), (568, 114932), (944, 69154), (974, 67024), (1136, 57466), (1888, 34577), (1948, 33512), (2272, 28733), (3896, 16756), (4189, 15584), (7792, 8378)]