81183669268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{81701}}^1$

素因数の和:82012

約数の個数: 48

約数和(自身を含む): 155363869584

約数和(自身を除く): 74180200316

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 197, 388, 394, 788, 1261, 2522, 2561, 5044, 5122, 10244, 19109, 38218, 76436, 81701, 163402, 248417, 326804, 496834, 993668, 1062113, 2124226, 4248452, 7924997, 15849994, 16095097, 31699988, 32190194, 64380388, 103024961, 206049922, 209236261, 412099844, 418472522, 836945044, 1561224409, 3122448818, 6244897636, 20295917317, 40591834634, 81183669268]

約数ペア:

[(1, 81183669268), (2, 40591834634), (4, 20295917317), (13, 6244897636), (26, 3122448818), (52, 1561224409), (97, 836945044), (194, 418472522), (197, 412099844), (388, 209236261), (394, 206049922), (788, 103024961), (1261, 64380388), (2522, 32190194), (2561, 31699988), (5044, 16095097), (5122, 15849994), (10244, 7924997), (19109, 4248452), (38218, 2124226), (76436, 1062113), (81701, 993668), (163402, 496834), (248417, 326804)]