64259728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1069}}^1$

素因数の和:1124

約数の個数: 60

約数和(自身を含む): 142564660

約数和(自身を除く): 78304932

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 289, 442, 578, 884, 1069, 1156, 1768, 2138, 2312, 3536, 3757, 4276, 4624, 7514, 8552, 13897, 15028, 17104, 18173, 27794, 30056, 36346, 55588, 60112, 72692, 111176, 145384, 222352, 236249, 290768, 308941, 472498, 617882, 944996, 1235764, 1889992, 2471528, 3779984, 4016233, 4943056, 8032466, 16064932, 32129864, 64259728]

約数ペア:

[(1, 64259728), (2, 32129864), (4, 16064932), (8, 8032466), (13, 4943056), (16, 4016233), (17, 3779984), (26, 2471528), (34, 1889992), (52, 1235764), (68, 944996), (104, 617882), (136, 472498), (208, 308941), (221, 290768), (272, 236249), (289, 222352), (442, 145384), (578, 111176), (884, 72692), (1069, 60112), (1156, 55588), (1768, 36346), (2138, 30056), (2312, 27794), (3536, 18173), (3757, 17104), (4276, 15028), (4624, 13897), (7514, 8552)]