26208875

素因数分解:

$5^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1$

素因数の和:429

約数の個数: 48

約数和(自身を含む): 41614560

約数和(自身を除く): 15405685

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 125, 175, 245, 275, 385, 389, 539, 875, 1225, 1375, 1925, 1945, 2695, 2723, 4279, 6125, 9625, 9725, 13475, 13615, 19061, 21395, 29953, 48625, 67375, 68075, 95305, 106975, 149765, 209671, 340375, 476525, 534875, 748825, 1048355, 2382625, 3744125, 5241775, 26208875]

約数ペア:

[(1, 26208875), (5, 5241775), (7, 3744125), (11, 2382625), (25, 1048355), (35, 748825), (49, 534875), (55, 476525), (77, 340375), (125, 209671), (175, 149765), (245, 106975), (275, 95305), (385, 68075), (389, 67375), (539, 48625), (875, 29953), (1225, 21395), (1375, 19061), (1925, 13615), (1945, 13475), (2695, 9725), (2723, 9625), (4279, 6125)]