8487660100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{90007}}^1$

素因数の和:90085

約数の個数: 72

約数和(自身を含む): 19687989888

約数和(自身を除く): 11200329788

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 41, 46, 50, 82, 92, 100, 115, 164, 205, 230, 410, 460, 575, 820, 943, 1025, 1150, 1886, 2050, 2300, 3772, 4100, 4715, 9430, 18860, 23575, 47150, 90007, 94300, 180014, 360028, 450035, 900070, 1800140, 2070161, 2250175, 3690287, 4140322, 4500350, 7380574, 8280644, 9000700, 10350805, 14761148, 18451435, 20701610, 36902870, 41403220, 51754025, 73805740, 84876601, 92257175, 103508050, 169753202, 184514350, 207016100, 339506404, 369028700, 424383005, 848766010, 1697532020, 2121915025, 4243830050, 8487660100]

約数ペア:

[(1, 8487660100), (2, 4243830050), (4, 2121915025), (5, 1697532020), (10, 848766010), (20, 424383005), (23, 369028700), (25, 339506404), (41, 207016100), (46, 184514350), (50, 169753202), (82, 103508050), (92, 92257175), (100, 84876601), (115, 73805740), (164, 51754025), (205, 41403220), (230, 36902870), (410, 20701610), (460, 18451435), (575, 14761148), (820, 10350805), (943, 9000700), (1025, 8280644), (1150, 7380574), (1886, 4500350), (2050, 4140322), (2300, 3690287), (3772, 2250175), (4100, 2070161), (4715, 1800140), (9430, 900070), (18860, 450035), (23575, 360028), (47150, 180014), (90007, 94300)]