66091400

素因数分解:

$2^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 160704000

約数和(自身を除く): 94612600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 79, 89, 94, 100, 158, 178, 188, 200, 235, 316, 356, 376, 395, 445, 470, 632, 712, 790, 890, 940, 1175, 1580, 1780, 1880, 1975, 2225, 2350, 3160, 3560, 3713, 3950, 4183, 4450, 4700, 7031, 7426, 7900, 8366, 8900, 9400, 14062, 14852, 15800, 16732, 17800, 18565, 20915, 28124, 29704, 33464, 35155, 37130, 41830, 56248, 70310, 74260, 83660, 92825, 104575, 140620, 148520, 167320, 175775, 185650, 209150, 281240, 330457, 351550, 371300, 418300, 660914, 703100, 742600, 836600, 1321828, 1406200, 1652285, 2643656, 3304570, 6609140, 8261425, 13218280, 16522850, 33045700, 66091400]

約数ペア:

[(1, 66091400), (2, 33045700), (4, 16522850), (5, 13218280), (8, 8261425), (10, 6609140), (20, 3304570), (25, 2643656), (40, 1652285), (47, 1406200), (50, 1321828), (79, 836600), (89, 742600), (94, 703100), (100, 660914), (158, 418300), (178, 371300), (188, 351550), (200, 330457), (235, 281240), (316, 209150), (356, 185650), (376, 175775), (395, 167320), (445, 148520), (470, 140620), (632, 104575), (712, 92825), (790, 83660), (890, 74260), (940, 70310), (1175, 56248), (1580, 41830), (1780, 37130), (1880, 35155), (1975, 33464), (2225, 29704), (2350, 28124), (3160, 20915), (3560, 18565), (3713, 17800), (3950, 16732), (4183, 15800), (4450, 14852), (4700, 14062), (7031, 9400), (7426, 8900), (7900, 8366)]