222717820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{8831}}^1$

素因数の和:8950

約数の個数: 48

約数和(自身を含む): 508935168

約数和(自身を除く): 286217348

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 5044, 6305, 8831, 12610, 17662, 25220, 35324, 44155, 88310, 114803, 176620, 229606, 459212, 574015, 856607, 1148030, 1713214, 2296060, 3426428, 4283035, 8566070, 11135891, 17132140, 22271782, 44543564, 55679455, 111358910, 222717820]

約数ペア:

[(1, 222717820), (2, 111358910), (4, 55679455), (5, 44543564), (10, 22271782), (13, 17132140), (20, 11135891), (26, 8566070), (52, 4283035), (65, 3426428), (97, 2296060), (130, 1713214), (194, 1148030), (260, 856607), (388, 574015), (485, 459212), (970, 229606), (1261, 176620), (1940, 114803), (2522, 88310), (5044, 44155), (6305, 35324), (8831, 25220), (12610, 17662)]