2013190125

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{6571}}^1$

素因数の和:6651

約数の個数: 64

約数和(自身を含む): 3608816640

約数和(自身を除く): 1595626515

約数列:

[1, 3, 5, 15, 19, 25, 43, 57, 75, 95, 125, 129, 215, 285, 375, 475, 645, 817, 1075, 1425, 2375, 2451, 3225, 4085, 5375, 6571, 7125, 12255, 16125, 19713, 20425, 32855, 61275, 98565, 102125, 124849, 164275, 282553, 306375, 374547, 492825, 624245, 821375, 847659, 1412765, 1872735, 2464125, 3121225, 4238295, 5368507, 7063825, 9363675, 15606125, 16105521, 21191475, 26842535, 35319125, 46818375, 80527605, 105957375, 134212675, 402638025, 671063375, 2013190125]

約数ペア:

[(1, 2013190125), (3, 671063375), (5, 402638025), (15, 134212675), (19, 105957375), (25, 80527605), (43, 46818375), (57, 35319125), (75, 26842535), (95, 21191475), (125, 16105521), (129, 15606125), (215, 9363675), (285, 7063825), (375, 5368507), (475, 4238295), (645, 3121225), (817, 2464125), (1075, 1872735), (1425, 1412765), (2375, 847659), (2451, 821375), (3225, 624245), (4085, 492825), (5375, 374547), (6571, 306375), (7125, 282553), (12255, 164275), (16125, 124849), (19713, 102125), (20425, 98565), (32855, 61275)]