201831175

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1123}}^1$

素因数の和:1232

約数の個数: 48

約数和(自身を含む): 312202240

約数和(自身を除く): 110371065

約数列:

[1, 5, 7, 13, 25, 35, 65, 79, 91, 175, 325, 395, 455, 553, 1027, 1123, 1975, 2275, 2765, 5135, 5615, 7189, 7861, 13825, 14599, 25675, 28075, 35945, 39305, 72995, 88717, 102193, 179725, 196525, 364975, 443585, 510965, 621019, 1153321, 2217925, 2554825, 3105095, 5766605, 8073247, 15525475, 28833025, 40366235, 201831175]

約数ペア:

[(1, 201831175), (5, 40366235), (7, 28833025), (13, 15525475), (25, 8073247), (35, 5766605), (65, 3105095), (79, 2554825), (91, 2217925), (175, 1153321), (325, 621019), (395, 510965), (455, 443585), (553, 364975), (1027, 196525), (1123, 179725), (1975, 102193), (2275, 88717), (2765, 72995), (5135, 39305), (5615, 35945), (7189, 28075), (7861, 25675), (13825, 14599)]