25198480

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8513}}^1$

素因数の和:8563

約数の個数: 40

約数和(自身を含む): 60176952

約数和(自身を除く): 34978472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 8513, 17026, 34052, 42565, 68104, 85130, 136208, 170260, 314981, 340520, 629962, 681040, 1259924, 1574905, 2519848, 3149810, 5039696, 6299620, 12599240, 25198480]

約数ペア:

[(1, 25198480), (2, 12599240), (4, 6299620), (5, 5039696), (8, 3149810), (10, 2519848), (16, 1574905), (20, 1259924), (37, 681040), (40, 629962), (74, 340520), (80, 314981), (148, 170260), (185, 136208), (296, 85130), (370, 68104), (592, 42565), (740, 34052), (1480, 17026), (2960, 8513)]