30960475

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 48885760

約数和(自身を除く): 17925285

約数列:

[1, 5, 7, 13, 25, 31, 35, 65, 91, 155, 175, 217, 325, 403, 439, 455, 775, 1085, 2015, 2195, 2275, 2821, 3073, 5425, 5707, 10075, 10975, 13609, 14105, 15365, 28535, 39949, 68045, 70525, 76825, 95263, 142675, 176917, 199745, 340225, 476315, 884585, 998725, 1238419, 2381575, 4422925, 6192095, 30960475]

約数ペア:

[(1, 30960475), (5, 6192095), (7, 4422925), (13, 2381575), (25, 1238419), (31, 998725), (35, 884585), (65, 476315), (91, 340225), (155, 199745), (175, 176917), (217, 142675), (325, 95263), (403, 76825), (439, 70525), (455, 68045), (775, 39949), (1085, 28535), (2015, 15365), (2195, 14105), (2275, 13609), (2821, 10975), (3073, 10075), (5425, 5707)]