42147875

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 68290560

約数和(自身を除く): 26142685

約数列:

[1, 5, 7, 11, 25, 29, 35, 55, 77, 125, 145, 151, 175, 203, 275, 319, 385, 725, 755, 875, 1015, 1057, 1375, 1595, 1661, 1925, 2233, 3625, 3775, 4379, 5075, 5285, 7975, 8305, 9625, 11165, 11627, 18875, 21895, 25375, 26425, 30653, 39875, 41525, 48169, 55825, 58135, 109475, 132125, 153265, 207625, 240845, 279125, 290675, 337183, 547375, 766325, 1204225, 1453375, 1685915, 3831625, 6021125, 8429575, 42147875]

約数ペア:

[(1, 42147875), (5, 8429575), (7, 6021125), (11, 3831625), (25, 1685915), (29, 1453375), (35, 1204225), (55, 766325), (77, 547375), (125, 337183), (145, 290675), (151, 279125), (175, 240845), (203, 207625), (275, 153265), (319, 132125), (385, 109475), (725, 58135), (755, 55825), (875, 48169), (1015, 41525), (1057, 39875), (1375, 30653), (1595, 26425), (1661, 25375), (1925, 21895), (2233, 18875), (3625, 11627), (3775, 11165), (4379, 9625), (5075, 8305), (5285, 7975)]