389957425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5741}}^1$

素因数の和:5794

約数の個数: 48

約数和(自身を含む): 598086720

約数和(自身を除く): 208129295

約数列:

[1, 5, 11, 13, 19, 25, 55, 65, 95, 143, 209, 247, 275, 325, 475, 715, 1045, 1235, 2717, 3575, 5225, 5741, 6175, 13585, 28705, 63151, 67925, 74633, 109079, 143525, 315755, 373165, 545395, 820963, 1199869, 1418027, 1578775, 1865825, 2726975, 4104815, 5999345, 7090135, 15598297, 20524075, 29996725, 35450675, 77991485, 389957425]

約数ペア:

[(1, 389957425), (5, 77991485), (11, 35450675), (13, 29996725), (19, 20524075), (25, 15598297), (55, 7090135), (65, 5999345), (95, 4104815), (143, 2726975), (209, 1865825), (247, 1578775), (275, 1418027), (325, 1199869), (475, 820963), (715, 545395), (1045, 373165), (1235, 315755), (2717, 143525), (3575, 109079), (5225, 74633), (5741, 67925), (6175, 63151), (13585, 28705)]