22499200

素因数分解:

$2^7\times 5^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:192

約数の個数: 96

約数和(自身を含む): 56916000

約数和(自身を除く): 34416800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 79, 80, 89, 100, 128, 158, 160, 178, 200, 316, 320, 356, 395, 400, 445, 632, 640, 712, 790, 800, 890, 1264, 1424, 1580, 1600, 1780, 1975, 2225, 2528, 2848, 3160, 3200, 3560, 3950, 4450, 5056, 5696, 6320, 7031, 7120, 7900, 8900, 10112, 11392, 12640, 14062, 14240, 15800, 17800, 25280, 28124, 28480, 31600, 35155, 35600, 50560, 56248, 56960, 63200, 70310, 71200, 112496, 126400, 140620, 142400, 175775, 224992, 252800, 281240, 284800, 351550, 449984, 562480, 703100, 899968, 1124960, 1406200, 2249920, 2812400, 4499840, 5624800, 11249600, 22499200]

約数ペア:

[(1, 22499200), (2, 11249600), (4, 5624800), (5, 4499840), (8, 2812400), (10, 2249920), (16, 1406200), (20, 1124960), (25, 899968), (32, 703100), (40, 562480), (50, 449984), (64, 351550), (79, 284800), (80, 281240), (89, 252800), (100, 224992), (128, 175775), (158, 142400), (160, 140620), (178, 126400), (200, 112496), (316, 71200), (320, 70310), (356, 63200), (395, 56960), (400, 56248), (445, 50560), (632, 35600), (640, 35155), (712, 31600), (790, 28480), (800, 28124), (890, 25280), (1264, 17800), (1424, 15800), (1580, 14240), (1600, 14062), (1780, 12640), (1975, 11392), (2225, 10112), (2528, 8900), (2848, 7900), (3160, 7120), (3200, 7031), (3560, 6320), (3950, 5696), (4450, 5056)]