5720925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 11463552

約数和(自身を除く): 5742627

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 175, 255, 357, 425, 525, 595, 641, 1275, 1785, 1923, 2975, 3205, 4487, 8925, 9615, 10897, 13461, 16025, 22435, 32691, 48075, 54485, 67305, 76279, 112175, 163455, 228837, 272425, 336525, 381395, 817275, 1144185, 1906975, 5720925]

約数ペア:

[(1, 5720925), (3, 1906975), (5, 1144185), (7, 817275), (15, 381395), (17, 336525), (21, 272425), (25, 228837), (35, 163455), (51, 112175), (75, 76279), (85, 67305), (105, 54485), (119, 48075), (175, 32691), (255, 22435), (357, 16025), (425, 13461), (525, 10897), (595, 9615), (641, 8925), (1275, 4487), (1785, 3205), (1923, 2975)]