2253388125

素因数分解:

$3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1471}}^1$

素因数の和:1556

約数の個数: 80

約数和(自身を含む): 4046704640

約数和(自身を除く): 1793316515

約数列:

[1, 3, 5, 15, 19, 25, 43, 57, 75, 95, 125, 129, 215, 285, 375, 475, 625, 645, 817, 1075, 1425, 1471, 1875, 2375, 2451, 3225, 4085, 4413, 5375, 7125, 7355, 11875, 12255, 16125, 20425, 22065, 26875, 27949, 35625, 36775, 61275, 63253, 80625, 83847, 102125, 110325, 139745, 183875, 189759, 306375, 316265, 419235, 510625, 551625, 698725, 919375, 948795, 1201807, 1531875, 1581325, 2096175, 2758125, 3493625, 3605421, 4743975, 6009035, 7906625, 10480875, 17468125, 18027105, 23719875, 30045175, 39533125, 52404375, 90135525, 118599375, 150225875, 450677625, 751129375, 2253388125]

約数ペア:

[(1, 2253388125), (3, 751129375), (5, 450677625), (15, 150225875), (19, 118599375), (25, 90135525), (43, 52404375), (57, 39533125), (75, 30045175), (95, 23719875), (125, 18027105), (129, 17468125), (215, 10480875), (285, 7906625), (375, 6009035), (475, 4743975), (625, 3605421), (645, 3493625), (817, 2758125), (1075, 2096175), (1425, 1581325), (1471, 1531875), (1875, 1201807), (2375, 948795), (2451, 919375), (3225, 698725), (4085, 551625), (4413, 510625), (5375, 419235), (7125, 316265), (7355, 306375), (11875, 189759), (12255, 183875), (16125, 139745), (20425, 110325), (22065, 102125), (26875, 83847), (27949, 80625), (35625, 63253), (36775, 61275)]