2080319725

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{101}}^1\times {\mathrm{619}}^1$

素因数の和:763

約数の個数: 48

約数和(自身を含む): 2870084160

約数和(自身を除く): 789764435

約数列:

[1, 5, 11, 25, 55, 101, 121, 275, 505, 605, 619, 1111, 1331, 2525, 3025, 3095, 5555, 6655, 6809, 12221, 15475, 27775, 33275, 34045, 61105, 62519, 74899, 134431, 170225, 305525, 312595, 374495, 672155, 687709, 823889, 1562975, 1872475, 3360775, 3438545, 4119445, 7564799, 17192725, 20597225, 37823995, 83212789, 189119975, 416063945, 2080319725]

約数ペア:

[(1, 2080319725), (5, 416063945), (11, 189119975), (25, 83212789), (55, 37823995), (101, 20597225), (121, 17192725), (275, 7564799), (505, 4119445), (605, 3438545), (619, 3360775), (1111, 1872475), (1331, 1562975), (2525, 823889), (3025, 687709), (3095, 672155), (5555, 374495), (6655, 312595), (6809, 305525), (12221, 170225), (15475, 134431), (27775, 74899), (33275, 62519), (34045, 61105)]