72538480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{129533}}^1$

素因数の和:129553

約数の個数: 40

約数和(自身を含む): 192746592

約数和(自身を除く): 120208112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 129533, 259066, 518132, 647665, 906731, 1036264, 1295330, 1813462, 2072528, 2590660, 3626924, 4533655, 5181320, 7253848, 9067310, 10362640, 14507696, 18134620, 36269240, 72538480]

約数ペア:

[(1, 72538480), (2, 36269240), (4, 18134620), (5, 14507696), (7, 10362640), (8, 9067310), (10, 7253848), (14, 5181320), (16, 4533655), (20, 3626924), (28, 2590660), (35, 2072528), (40, 1813462), (56, 1295330), (70, 1036264), (80, 906731), (112, 647665), (140, 518132), (280, 259066), (560, 129533)]