71920625

素因数分解:

$5^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{967}}^1$

素因数の和:1011

約数の個数: 40

約数和(自身を含む): 108865152

約数和(自身を除く): 36944527

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 125, 175, 425, 595, 625, 875, 967, 2125, 2975, 4375, 4835, 6769, 10625, 14875, 16439, 24175, 33845, 74375, 82195, 115073, 120875, 169225, 410975, 575365, 604375, 846125, 2054875, 2876825, 4230625, 10274375, 14384125, 71920625]

約数ペア:

[(1, 71920625), (5, 14384125), (7, 10274375), (17, 4230625), (25, 2876825), (35, 2054875), (85, 846125), (119, 604375), (125, 575365), (175, 410975), (425, 169225), (595, 120875), (625, 115073), (875, 82195), (967, 74375), (2125, 33845), (2975, 24175), (4375, 16439), (4835, 14875), (6769, 10625)]