122450

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:122

約数の個数: 24

約数和(自身を含む): 238080

約数和(自身を除く): 115630

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 79, 155, 158, 310, 395, 775, 790, 1550, 1975, 2449, 3950, 4898, 12245, 24490, 61225, 122450]

約数ペア:

[(1, 122450), (2, 61225), (5, 24490), (10, 12245), (25, 4898), (31, 3950), (50, 2449), (62, 1975), (79, 1550), (155, 790), (158, 775), (310, 395)]