25990480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17099}}^1$

素因数の和:17131

約数の個数: 40

約数和(自身を含む): 63612000

約数和(自身を除く): 37621520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 17099, 34198, 68396, 85495, 136792, 170990, 273584, 324881, 341980, 649762, 683960, 1299524, 1367920, 1624405, 2599048, 3248810, 5198096, 6497620, 12995240, 25990480]

約数ペア:

[(1, 25990480), (2, 12995240), (4, 6497620), (5, 5198096), (8, 3248810), (10, 2599048), (16, 1624405), (19, 1367920), (20, 1299524), (38, 683960), (40, 649762), (76, 341980), (80, 324881), (95, 273584), (152, 170990), (190, 136792), (304, 85495), (380, 68396), (760, 34198), (1520, 17099)]