2021574125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{13399}}^1$

素因数の和:13502

約数の個数: 32

約数和(自身を含む): 2709158400

約数和(自身を除く): 687584275

約数列:

[1, 5, 17, 25, 71, 85, 125, 355, 425, 1207, 1775, 2125, 6035, 8875, 13399, 30175, 66995, 150875, 227783, 334975, 951329, 1138915, 1674875, 4756645, 5694575, 16172593, 23783225, 28472875, 80862965, 118916125, 404314825, 2021574125]

約数ペア:

[(1, 2021574125), (5, 404314825), (17, 118916125), (25, 80862965), (71, 28472875), (85, 23783225), (125, 16172593), (355, 5694575), (425, 4756645), (1207, 1674875), (1775, 1138915), (2125, 951329), (6035, 334975), (8875, 227783), (13399, 150875), (30175, 66995)]