211157867920

素因数分解:

$2^4\times 5^1\times {\mathrm{234599}}^1\times {\mathrm{11251}}^1$

素因数の和:245863

約数の個数: 40

約数和(自身を含む): 490987771200

約数和(自身を除く): 279829903280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 11251, 22502, 45004, 56255, 90008, 112510, 180016, 225020, 234599, 450040, 469198, 900080, 938396, 1172995, 1876792, 2345990, 3753584, 4691980, 9383960, 18767920, 2639473349, 5278946698, 10557893396, 13197366745, 21115786792, 26394733490, 42231573584, 52789466980, 105578933960, 211157867920]

約数ペア:

[(1, 211157867920), (2, 105578933960), (4, 52789466980), (5, 42231573584), (8, 26394733490), (10, 21115786792), (16, 13197366745), (20, 10557893396), (40, 5278946698), (80, 2639473349), (11251, 18767920), (22502, 9383960), (45004, 4691980), (56255, 3753584), (90008, 2345990), (112510, 1876792), (180016, 1172995), (225020, 938396), (234599, 900080), (450040, 469198)]