201821875

素因数分解:

$5^5\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 278419680

約数和(自身を除く): 76597805

約数列:

[1, 5, 17, 25, 29, 85, 125, 131, 145, 425, 493, 625, 655, 725, 2125, 2227, 2465, 3125, 3275, 3625, 3799, 10625, 11135, 12325, 16375, 18125, 18995, 53125, 55675, 61625, 64583, 81875, 90625, 94975, 278375, 308125, 322915, 409375, 474875, 1391875, 1540625, 1614575, 2374375, 6959375, 8072875, 11871875, 40364375, 201821875]

約数ペア:

[(1, 201821875), (5, 40364375), (17, 11871875), (25, 8072875), (29, 6959375), (85, 2374375), (125, 1614575), (131, 1540625), (145, 1391875), (425, 474875), (493, 409375), (625, 322915), (655, 308125), (725, 278375), (2125, 94975), (2227, 90625), (2465, 81875), (3125, 64583), (3275, 61625), (3625, 55675), (3799, 53125), (10625, 18995), (11135, 18125), (12325, 16375)]