189888950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{122509}}^1$

素因数の和:122552

約数の個数: 24

約数和(自身を含む): 364589760

約数和(自身を除く): 174700810

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 122509, 245018, 612545, 1225090, 3062725, 3797779, 6125450, 7595558, 18988895, 37977790, 94944475, 189888950]

約数ペア:

[(1, 189888950), (2, 94944475), (5, 37977790), (10, 18988895), (25, 7595558), (31, 6125450), (50, 3797779), (62, 3062725), (155, 1225090), (310, 612545), (775, 245018), (1550, 122509)]