215495875

素因数分解:

$5^3\times 7^2\times {\mathrm{151}}^1\times {\mathrm{233}}^1$

素因数の和:413

約数の個数: 48

約数和(自身を含む): 316270656

約数和(自身を除く): 100774781

約数列:

[1, 5, 7, 25, 35, 49, 125, 151, 175, 233, 245, 755, 875, 1057, 1165, 1225, 1631, 3775, 5285, 5825, 6125, 7399, 8155, 11417, 18875, 26425, 29125, 35183, 36995, 40775, 57085, 132125, 175915, 184975, 203875, 246281, 285425, 879575, 924875, 1231405, 1427125, 1723967, 4397875, 6157025, 8619835, 30785125, 43099175, 215495875]

約数ペア:

[(1, 215495875), (5, 43099175), (7, 30785125), (25, 8619835), (35, 6157025), (49, 4397875), (125, 1723967), (151, 1427125), (175, 1231405), (233, 924875), (245, 879575), (755, 285425), (875, 246281), (1057, 203875), (1165, 184975), (1225, 175915), (1631, 132125), (3775, 57085), (5285, 40775), (5825, 36995), (6125, 35183), (7399, 29125), (8155, 26425), (11417, 18875)]