128704100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9677}}^1$

素因数の和:9717

約数の個数: 72

約数和(自身を含む): 336020160

約数和(自身を除く): 207316060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 266, 350, 380, 475, 532, 665, 700, 950, 1330, 1900, 2660, 3325, 6650, 9677, 13300, 19354, 38708, 48385, 67739, 96770, 135478, 183863, 193540, 241925, 270956, 338695, 367726, 483850, 677390, 735452, 919315, 967700, 1287041, 1354780, 1693475, 1838630, 2574082, 3386950, 3677260, 4596575, 5148164, 6435205, 6773900, 9193150, 12870410, 18386300, 25740820, 32176025, 64352050, 128704100]

約数ペア:

[(1, 128704100), (2, 64352050), (4, 32176025), (5, 25740820), (7, 18386300), (10, 12870410), (14, 9193150), (19, 6773900), (20, 6435205), (25, 5148164), (28, 4596575), (35, 3677260), (38, 3386950), (50, 2574082), (70, 1838630), (76, 1693475), (95, 1354780), (100, 1287041), (133, 967700), (140, 919315), (175, 735452), (190, 677390), (266, 483850), (350, 367726), (380, 338695), (475, 270956), (532, 241925), (665, 193540), (700, 183863), (950, 135478), (1330, 96770), (1900, 67739), (2660, 48385), (3325, 38708), (6650, 19354), (9677, 13300)]