9901472375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{829}}^1$

素因数の和:1017

約数の個数: 64

約数和(自身を含む): 13424486400

約数和(自身を除く): 3523014025

約数列:

[1, 5, 19, 25, 47, 95, 107, 125, 235, 475, 535, 829, 893, 1175, 2033, 2375, 2675, 4145, 4465, 5029, 5875, 10165, 13375, 15751, 20725, 22325, 25145, 38963, 50825, 78755, 88703, 95551, 103625, 111625, 125725, 194815, 254125, 393775, 443515, 477755, 628625, 740297, 974075, 1685357, 1968875, 2217575, 2388775, 3701485, 4169041, 4870375, 8426785, 11087875, 11943875, 18507425, 20845205, 42133925, 79211779, 92537125, 104226025, 210669625, 396058895, 521130125, 1980294475, 9901472375]

約数ペア:

[(1, 9901472375), (5, 1980294475), (19, 521130125), (25, 396058895), (47, 210669625), (95, 104226025), (107, 92537125), (125, 79211779), (235, 42133925), (475, 20845205), (535, 18507425), (829, 11943875), (893, 11087875), (1175, 8426785), (2033, 4870375), (2375, 4169041), (2675, 3701485), (4145, 2388775), (4465, 2217575), (5029, 1968875), (5875, 1685357), (10165, 974075), (13375, 740297), (15751, 628625), (20725, 477755), (22325, 443515), (25145, 393775), (38963, 254125), (50825, 194815), (78755, 125725), (88703, 111625), (95551, 103625)]