72250240

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1429}}^1$

素因数の和:1527

約数の個数: 64

約数和(自身を含む): 175032000

約数和(自身を除く): 102781760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 316, 320, 395, 632, 640, 790, 1264, 1429, 1580, 2528, 2858, 3160, 5056, 5716, 6320, 7145, 10112, 11432, 12640, 14290, 22864, 25280, 28580, 45728, 50560, 57160, 91456, 112891, 114320, 182912, 225782, 228640, 451564, 457280, 564455, 903128, 914560, 1128910, 1806256, 2257820, 3612512, 4515640, 7225024, 9031280, 14450048, 18062560, 36125120, 72250240]

約数ペア:

[(1, 72250240), (2, 36125120), (4, 18062560), (5, 14450048), (8, 9031280), (10, 7225024), (16, 4515640), (20, 3612512), (32, 2257820), (40, 1806256), (64, 1128910), (79, 914560), (80, 903128), (128, 564455), (158, 457280), (160, 451564), (316, 228640), (320, 225782), (395, 182912), (632, 114320), (640, 112891), (790, 91456), (1264, 57160), (1429, 50560), (1580, 45728), (2528, 28580), (2858, 25280), (3160, 22864), (5056, 14290), (5716, 12640), (6320, 11432), (7145, 10112)]