72190240

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{8513}}^1$

素因数の和:8581

約数の個数: 48

約数和(自身を含む): 173787768

約数和(自身を除く): 101597528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 4240, 8480, 8513, 17026, 34052, 42565, 68104, 85130, 136208, 170260, 272416, 340520, 451189, 681040, 902378, 1362080, 1804756, 2255945, 3609512, 4511890, 7219024, 9023780, 14438048, 18047560, 36095120, 72190240]

約数ペア:

[(1, 72190240), (2, 36095120), (4, 18047560), (5, 14438048), (8, 9023780), (10, 7219024), (16, 4511890), (20, 3609512), (32, 2255945), (40, 1804756), (53, 1362080), (80, 902378), (106, 681040), (160, 451189), (212, 340520), (265, 272416), (424, 170260), (530, 136208), (848, 85130), (1060, 68104), (1696, 42565), (2120, 34052), (4240, 17026), (8480, 8513)]