243946000

素因数分解:

$2^4\times 5^3\times {\mathrm{283}}^1\times {\mathrm{431}}^1$

素因数の和:737

約数の個数: 80

約数和(自身を含む): 593319168

約数和(自身を除く): 349373168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 283, 400, 431, 500, 566, 862, 1000, 1132, 1415, 1724, 2000, 2155, 2264, 2830, 3448, 4310, 4528, 5660, 6896, 7075, 8620, 10775, 11320, 14150, 17240, 21550, 22640, 28300, 34480, 35375, 43100, 53875, 56600, 70750, 86200, 107750, 113200, 121973, 141500, 172400, 215500, 243946, 283000, 431000, 487892, 566000, 609865, 862000, 975784, 1219730, 1951568, 2439460, 3049325, 4878920, 6098650, 9757840, 12197300, 15246625, 24394600, 30493250, 48789200, 60986500, 121973000, 243946000]

約数ペア:

[(1, 243946000), (2, 121973000), (4, 60986500), (5, 48789200), (8, 30493250), (10, 24394600), (16, 15246625), (20, 12197300), (25, 9757840), (40, 6098650), (50, 4878920), (80, 3049325), (100, 2439460), (125, 1951568), (200, 1219730), (250, 975784), (283, 862000), (400, 609865), (431, 566000), (500, 487892), (566, 431000), (862, 283000), (1000, 243946), (1132, 215500), (1415, 172400), (1724, 141500), (2000, 121973), (2155, 113200), (2264, 107750), (2830, 86200), (3448, 70750), (4310, 56600), (4528, 53875), (5660, 43100), (6896, 35375), (7075, 34480), (8620, 28300), (10775, 22640), (11320, 21550), (14150, 17240)]