1630432900

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{1481}}^1$

素因数の和:1705

約数の個数: 72

約数和(自身を含む): 3608284680

約数和(自身を除く): 1977851780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 109, 202, 218, 404, 436, 505, 545, 1010, 1090, 1481, 2020, 2180, 2525, 2725, 2962, 5050, 5450, 5924, 7405, 10100, 10900, 11009, 14810, 22018, 29620, 37025, 44036, 55045, 74050, 110090, 148100, 149581, 161429, 220180, 275225, 299162, 322858, 550450, 598324, 645716, 747905, 807145, 1100900, 1495810, 1614290, 2991620, 3228580, 3739525, 4035725, 7479050, 8071450, 14958100, 16142900, 16304329, 32608658, 65217316, 81521645, 163043290, 326086580, 407608225, 815216450, 1630432900]

約数ペア:

[(1, 1630432900), (2, 815216450), (4, 407608225), (5, 326086580), (10, 163043290), (20, 81521645), (25, 65217316), (50, 32608658), (100, 16304329), (101, 16142900), (109, 14958100), (202, 8071450), (218, 7479050), (404, 4035725), (436, 3739525), (505, 3228580), (545, 2991620), (1010, 1614290), (1090, 1495810), (1481, 1100900), (2020, 807145), (2180, 747905), (2525, 645716), (2725, 598324), (2962, 550450), (5050, 322858), (5450, 299162), (5924, 275225), (7405, 220180), (10100, 161429), (10900, 149581), (11009, 148100), (14810, 110090), (22018, 74050), (29620, 55045), (37025, 44036)]