11291875

素因数分解:

$5^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:145

約数の個数: 40

約数和(自身を含む): 16869600

約数和(自身を除く): 5577725

約数列:

[1, 5, 7, 25, 29, 35, 89, 125, 145, 175, 203, 445, 623, 625, 725, 875, 1015, 2225, 2581, 3115, 3625, 4375, 5075, 11125, 12905, 15575, 18067, 18125, 25375, 55625, 64525, 77875, 90335, 126875, 322625, 389375, 451675, 1613125, 2258375, 11291875]

約数ペア:

[(1, 11291875), (5, 2258375), (7, 1613125), (25, 451675), (29, 389375), (35, 322625), (89, 126875), (125, 90335), (145, 77875), (175, 64525), (203, 55625), (445, 25375), (623, 18125), (625, 18067), (725, 15575), (875, 12905), (1015, 11125), (2225, 5075), (2581, 4375), (3115, 3625)]