145170400

素因数分解:

$2^5\times 5^2\times {\mathrm{79}}^1\times {\mathrm{2297}}^1$

素因数の和:2396

約数の個数: 72

約数和(自身を含む): 359039520

約数和(自身を除く): 213869120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 79, 80, 100, 158, 160, 200, 316, 395, 400, 632, 790, 800, 1264, 1580, 1975, 2297, 2528, 3160, 3950, 4594, 6320, 7900, 9188, 11485, 12640, 15800, 18376, 22970, 31600, 36752, 45940, 57425, 63200, 73504, 91880, 114850, 181463, 183760, 229700, 362926, 367520, 459400, 725852, 907315, 918800, 1451704, 1814630, 1837600, 2903408, 3629260, 4536575, 5806816, 7258520, 9073150, 14517040, 18146300, 29034080, 36292600, 72585200, 145170400]

約数ペア:

[(1, 145170400), (2, 72585200), (4, 36292600), (5, 29034080), (8, 18146300), (10, 14517040), (16, 9073150), (20, 7258520), (25, 5806816), (32, 4536575), (40, 3629260), (50, 2903408), (79, 1837600), (80, 1814630), (100, 1451704), (158, 918800), (160, 907315), (200, 725852), (316, 459400), (395, 367520), (400, 362926), (632, 229700), (790, 183760), (800, 181463), (1264, 114850), (1580, 91880), (1975, 73504), (2297, 63200), (2528, 57425), (3160, 45940), (3950, 36752), (4594, 31600), (6320, 22970), (7900, 18376), (9188, 15800), (11485, 12640)]