725968

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{157}}^1$

素因数の和:199

約数の個数: 30

約数和(自身を含む): 1503686

約数和(自身を除く): 777718

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 157, 272, 289, 314, 578, 628, 1156, 1256, 2312, 2512, 2669, 4624, 5338, 10676, 21352, 42704, 45373, 90746, 181492, 362984, 725968]

約数ペア:

[(1, 725968), (2, 362984), (4, 181492), (8, 90746), (16, 45373), (17, 42704), (34, 21352), (68, 10676), (136, 5338), (157, 4624), (272, 2669), (289, 2512), (314, 2312), (578, 1256), (628, 1156)]