55222375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1999}}^1$

素因数の和:2044

約数の個数: 32

約数和(自身を含む): 78624000

約数和(自身を除く): 23401625

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 221, 325, 425, 1105, 1625, 1999, 2125, 5525, 9995, 25987, 27625, 33983, 49975, 129935, 169915, 249875, 441779, 649675, 849575, 2208895, 3248375, 4247875, 11044475, 55222375]

約数ペア:

[(1, 55222375), (5, 11044475), (13, 4247875), (17, 3248375), (25, 2208895), (65, 849575), (85, 649675), (125, 441779), (221, 249875), (325, 169915), (425, 129935), (1105, 49975), (1625, 33983), (1999, 27625), (2125, 25987), (5525, 9995)]