29867925

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^2\times {\mathrm{79}}^1$

素因数の和:234

約数の個数: 36

約数和(自身を含む): 50720960

約数和(自身を除く): 20853035

約数列:

[1, 3, 5, 15, 25, 71, 75, 79, 213, 237, 355, 395, 1065, 1185, 1775, 1975, 5041, 5325, 5609, 5925, 15123, 16827, 25205, 28045, 75615, 84135, 126025, 140225, 378075, 398239, 420675, 1194717, 1991195, 5973585, 9955975, 29867925]

約数ペア:

[(1, 29867925), (3, 9955975), (5, 5973585), (15, 1991195), (25, 1194717), (71, 420675), (75, 398239), (79, 378075), (213, 140225), (237, 126025), (355, 84135), (395, 75615), (1065, 28045), (1185, 25205), (1775, 16827), (1975, 15123), (5041, 5925), (5325, 5609)]