642433250

素因数分解:

$2^1\times 5^3\times {\mathrm{113}}^1\times {\mathrm{22741}}^1$

素因数の和:22871

約数の個数: 32

約数和(自身を含む): 1213331184

約数和(自身を除く): 570897934

約数列:

[1, 2, 5, 10, 25, 50, 113, 125, 226, 250, 565, 1130, 2825, 5650, 14125, 22741, 28250, 45482, 113705, 227410, 568525, 1137050, 2569733, 2842625, 5139466, 5685250, 12848665, 25697330, 64243325, 128486650, 321216625, 642433250]

約数ペア:

[(1, 642433250), (2, 321216625), (5, 128486650), (10, 64243325), (25, 25697330), (50, 12848665), (113, 5685250), (125, 5139466), (226, 2842625), (250, 2569733), (565, 1137050), (1130, 568525), (2825, 227410), (5650, 113705), (14125, 45482), (22741, 28250)]