261610064

素因数分解:

$2^4\times {\mathrm{1031}}^1\times {\mathrm{15859}}^1$

素因数の和:16898

約数の個数: 20

約数和(自身を含む): 507393120

約数和(自身を除く): 245783056

約数列:

[1, 2, 4, 8, 16, 1031, 2062, 4124, 8248, 15859, 16496, 31718, 63436, 126872, 253744, 16350629, 32701258, 65402516, 130805032, 261610064]

約数ペア:

[(1, 261610064), (2, 130805032), (4, 65402516), (8, 32701258), (16, 16350629), (1031, 253744), (2062, 126872), (4124, 63436), (8248, 31718), (15859, 16496)]