64017760

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8513}}^1$

素因数の和:8575

約数の個数: 48

約数和(自身を含む): 154478016

約数和(自身を除く): 90460256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 3760, 7520, 8513, 17026, 34052, 42565, 68104, 85130, 136208, 170260, 272416, 340520, 400111, 681040, 800222, 1362080, 1600444, 2000555, 3200888, 4001110, 6401776, 8002220, 12803552, 16004440, 32008880, 64017760]

約数ペア:

[(1, 64017760), (2, 32008880), (4, 16004440), (5, 12803552), (8, 8002220), (10, 6401776), (16, 4001110), (20, 3200888), (32, 2000555), (40, 1600444), (47, 1362080), (80, 800222), (94, 681040), (160, 400111), (188, 340520), (235, 272416), (376, 170260), (470, 136208), (752, 85130), (940, 68104), (1504, 42565), (1880, 34052), (3760, 17026), (7520, 8513)]