231720125

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1567}}^1$

素因数の和:1615

約数の個数: 48

約数和(自身を含む): 358106112

約数和(自身を除く): 126385987

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 125, 169, 175, 325, 455, 845, 875, 1183, 1567, 1625, 2275, 4225, 5915, 7835, 10969, 11375, 20371, 21125, 29575, 39175, 54845, 101855, 142597, 147875, 195875, 264823, 274225, 509275, 712985, 1324115, 1371125, 1853761, 2546375, 3564925, 6620575, 9268805, 17824625, 33102875, 46344025, 231720125]

約数ペア:

[(1, 231720125), (5, 46344025), (7, 33102875), (13, 17824625), (25, 9268805), (35, 6620575), (65, 3564925), (91, 2546375), (125, 1853761), (169, 1371125), (175, 1324115), (325, 712985), (455, 509275), (845, 274225), (875, 264823), (1183, 195875), (1567, 147875), (1625, 142597), (2275, 101855), (4225, 54845), (5915, 39175), (7835, 29575), (10969, 21125), (11375, 20371)]