88420520

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 204275520

約数和(自身を除く): 115855000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 107, 146, 214, 283, 292, 365, 428, 535, 566, 584, 730, 856, 1070, 1132, 1415, 1460, 2140, 2264, 2830, 2920, 4280, 5660, 7811, 11320, 15622, 20659, 30281, 31244, 39055, 41318, 60562, 62488, 78110, 82636, 103295, 121124, 151405, 156220, 165272, 206590, 242248, 302810, 312440, 413180, 605620, 826360, 1211240, 2210513, 4421026, 8842052, 11052565, 17684104, 22105130, 44210260, 88420520]

約数ペア:

[(1, 88420520), (2, 44210260), (4, 22105130), (5, 17684104), (8, 11052565), (10, 8842052), (20, 4421026), (40, 2210513), (73, 1211240), (107, 826360), (146, 605620), (214, 413180), (283, 312440), (292, 302810), (365, 242248), (428, 206590), (535, 165272), (566, 156220), (584, 151405), (730, 121124), (856, 103295), (1070, 82636), (1132, 78110), (1415, 62488), (1460, 60562), (2140, 41318), (2264, 39055), (2830, 31244), (2920, 30281), (4280, 20659), (5660, 15622), (7811, 11320)]