28485250

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{3929}}^1$

素因数の和:3975

約数の個数: 32

約数和(自身を含む): 55177200

約数和(自身を除く): 26691950

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 125, 145, 250, 290, 725, 1450, 3625, 3929, 7250, 7858, 19645, 39290, 98225, 113941, 196450, 227882, 491125, 569705, 982250, 1139410, 2848525, 5697050, 14242625, 28485250]

約数ペア:

[(1, 28485250), (2, 14242625), (5, 5697050), (10, 2848525), (25, 1139410), (29, 982250), (50, 569705), (58, 491125), (125, 227882), (145, 196450), (250, 113941), (290, 98225), (725, 39290), (1450, 19645), (3625, 7858), (3929, 7250)]