18748077250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{421}}^1\times {\mathrm{25447}}^1$

素因数の和:25892

約数の個数: 64

約数和(自身を含む): 40207025664

約数和(自身を除く): 21458948414

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 421, 842, 875, 1750, 2105, 2947, 4210, 5894, 10525, 14735, 21050, 25447, 29470, 50894, 52625, 73675, 105250, 127235, 147350, 178129, 254470, 356258, 368375, 636175, 736750, 890645, 1272350, 1781290, 3180875, 4453225, 6361750, 8906450, 10713187, 21426374, 22266125, 44532250, 53565935, 74992309, 107131870, 149984618, 267829675, 374961545, 535659350, 749923090, 1339148375, 1874807725, 2678296750, 3749615450, 9374038625, 18748077250]

約数ペア:

[(1, 18748077250), (2, 9374038625), (5, 3749615450), (7, 2678296750), (10, 1874807725), (14, 1339148375), (25, 749923090), (35, 535659350), (50, 374961545), (70, 267829675), (125, 149984618), (175, 107131870), (250, 74992309), (350, 53565935), (421, 44532250), (842, 22266125), (875, 21426374), (1750, 10713187), (2105, 8906450), (2947, 6361750), (4210, 4453225), (5894, 3180875), (10525, 1781290), (14735, 1272350), (21050, 890645), (25447, 736750), (29470, 636175), (50894, 368375), (52625, 356258), (73675, 254470), (105250, 178129), (127235, 147350)]