85971760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{153521}}^1$

素因数の和:153541

約数の個数: 40

約数和(自身を含む): 228440736

約数和(自身を除く): 142468976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 153521, 307042, 614084, 767605, 1074647, 1228168, 1535210, 2149294, 2456336, 3070420, 4298588, 5373235, 6140840, 8597176, 10746470, 12281680, 17194352, 21492940, 42985880, 85971760]

約数ペア:

[(1, 85971760), (2, 42985880), (4, 21492940), (5, 17194352), (7, 12281680), (8, 10746470), (10, 8597176), (14, 6140840), (16, 5373235), (20, 4298588), (28, 3070420), (35, 2456336), (40, 2149294), (56, 1535210), (70, 1228168), (80, 1074647), (112, 767605), (140, 614084), (280, 307042), (560, 153521)]