72405250

素因数分解:

$2^1\times 5^3\times {\mathrm{509}}^1\times {\mathrm{569}}^1$

素因数の和:1095

約数の個数: 32

約数和(自身を含む): 136047600

約数和(自身を除く): 63642350

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 509, 569, 1018, 1138, 2545, 2845, 5090, 5690, 12725, 14225, 25450, 28450, 63625, 71125, 127250, 142250, 289621, 579242, 1448105, 2896210, 7240525, 14481050, 36202625, 72405250]

約数ペア:

[(1, 72405250), (2, 36202625), (5, 14481050), (10, 7240525), (25, 2896210), (50, 1448105), (125, 579242), (250, 289621), (509, 142250), (569, 127250), (1018, 71125), (1138, 63625), (2545, 28450), (2845, 25450), (5090, 14225), (5690, 12725)]