25685825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 37711872

約数和(自身を除く): 12026047

約数列:

[1, 5, 11, 23, 25, 31, 55, 115, 131, 155, 253, 275, 341, 575, 655, 713, 775, 1265, 1441, 1705, 3013, 3275, 3565, 4061, 6325, 7205, 7843, 8525, 15065, 17825, 20305, 33143, 36025, 39215, 44671, 75325, 93403, 101525, 165715, 196075, 223355, 467015, 828575, 1027433, 1116775, 2335075, 5137165, 25685825]

約数ペア:

[(1, 25685825), (5, 5137165), (11, 2335075), (23, 1116775), (25, 1027433), (31, 828575), (55, 467015), (115, 223355), (131, 196075), (155, 165715), (253, 101525), (275, 93403), (341, 75325), (575, 44671), (655, 39215), (713, 36025), (775, 33143), (1265, 20305), (1441, 17825), (1705, 15065), (3013, 8525), (3275, 7843), (3565, 7205), (4061, 6325)]