72107530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{2591}}^1$

素因数の和:2643

約数の個数: 48

約数和(自身を含む): 148925952

約数和(自身を除く): 76818422

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 121, 230, 242, 253, 506, 605, 1210, 1265, 2530, 2591, 2783, 5182, 5566, 12955, 13915, 25910, 27830, 28501, 57002, 59593, 119186, 142505, 285010, 297965, 313511, 595930, 627022, 655523, 1311046, 1567555, 3135110, 3277615, 6555230, 7210753, 14421506, 36053765, 72107530]

約数ペア:

[(1, 72107530), (2, 36053765), (5, 14421506), (10, 7210753), (11, 6555230), (22, 3277615), (23, 3135110), (46, 1567555), (55, 1311046), (110, 655523), (115, 627022), (121, 595930), (230, 313511), (242, 297965), (253, 285010), (506, 142505), (605, 119186), (1210, 59593), (1265, 57002), (2530, 28501), (2591, 27830), (2783, 25910), (5182, 13915), (5566, 12955)]