78001250

素因数分解:

$2^1\times 5^4\times {\mathrm{62401}}^1$

素因数の和:62423

約数の個数: 20

約数和(自身を含む): 146207886

約数和(自身を除く): 68206636

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 62401, 124802, 312005, 624010, 1560025, 3120050, 7800125, 15600250, 39000625, 78001250]

約数ペア:

[(1, 78001250), (2, 39000625), (5, 15600250), (10, 7800125), (25, 3120050), (50, 1560025), (125, 624010), (250, 312005), (625, 124802), (1250, 62401)]