38726875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 40

約数和(自身を含む): 54432576

約数和(自身を除く): 15705701

約数列:

[1, 5, 11, 25, 43, 55, 125, 131, 215, 275, 473, 625, 655, 1075, 1375, 1441, 2365, 3275, 5375, 5633, 6875, 7205, 11825, 16375, 26875, 28165, 36025, 59125, 61963, 81875, 140825, 180125, 295625, 309815, 704125, 900625, 1549075, 3520625, 7745375, 38726875]

約数ペア:

[(1, 38726875), (5, 7745375), (11, 3520625), (25, 1549075), (43, 900625), (55, 704125), (125, 309815), (131, 295625), (215, 180125), (275, 140825), (473, 81875), (625, 61963), (655, 59125), (1075, 36025), (1375, 28165), (1441, 26875), (2365, 16375), (3275, 11825), (5375, 7205), (5633, 6875)]