87620480

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1733}}^1$

素因数の和:1831

約数の個数: 64

約数和(自身を含む): 212241600

約数和(自身を除く): 124621120

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, 1580, 1733, 2528, 3160, 3466, 5056, 6320, 6932, 8665, 10112, 12640, 13864, 17330, 25280, 27728, 34660, 50560, 55456, 69320, 110912, 136907, 138640, 221824, 273814, 277280, 547628, 554560, 684535, 1095256, 1109120, 1369070, 2190512, 2738140, 4381024, 5476280, 8762048, 10952560, 17524096, 21905120, 43810240, 87620480]

約数ペア:

[(1, 87620480), (2, 43810240), (4, 21905120), (5, 17524096), (8, 10952560), (10, 8762048), (16, 5476280), (20, 4381024), (32, 2738140), (40, 2190512), (64, 1369070), (79, 1109120), (80, 1095256), (128, 684535), (158, 554560), (160, 547628), (316, 277280), (320, 273814), (395, 221824), (632, 138640), (640, 136907), (790, 110912), (1264, 69320), (1580, 55456), (1733, 50560), (2528, 34660), (3160, 27728), (3466, 25280), (5056, 17330), (6320, 13864), (6932, 12640), (8665, 10112)]