4055975

素因数分解:

$5^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:85

約数の個数: 48

約数和(自身を含む): 6547200

約数和(自身を除く): 2491225

約数列:

[1, 5, 7, 11, 25, 35, 43, 49, 55, 77, 175, 215, 245, 275, 301, 343, 385, 473, 539, 1075, 1225, 1505, 1715, 1925, 2107, 2365, 2695, 3311, 3773, 7525, 8575, 10535, 11825, 13475, 14749, 16555, 18865, 23177, 52675, 73745, 82775, 94325, 115885, 162239, 368725, 579425, 811195, 4055975]

約数ペア:

[(1, 4055975), (5, 811195), (7, 579425), (11, 368725), (25, 162239), (35, 115885), (43, 94325), (49, 82775), (55, 73745), (77, 52675), (175, 23177), (215, 18865), (245, 16555), (275, 14749), (301, 13475), (343, 11825), (385, 10535), (473, 8575), (539, 7525), (1075, 3773), (1225, 3311), (1505, 2695), (1715, 2365), (1925, 2107)]