1300421000

素因数分解:

$2^3\times 5^3\times {\mathrm{1300421}}^1$

素因数の和:1300442

約数の個数: 32

約数和(自身を含む): 3042987480

約数和(自身を除く): 1742566480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 1300421, 2600842, 5201684, 6502105, 10403368, 13004210, 26008420, 32510525, 52016840, 65021050, 130042100, 162552625, 260084200, 325105250, 650210500, 1300421000]

約数ペア:

[(1, 1300421000), (2, 650210500), (4, 325105250), (5, 260084200), (8, 162552625), (10, 130042100), (20, 65021050), (25, 52016840), (40, 32510525), (50, 26008420), (100, 13004210), (125, 10403368), (200, 6502105), (250, 5201684), (500, 2600842), (1000, 1300421)]