47454800

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 120

約数和(自身を含む): 121777920

約数和(自身を除く): 74323120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 43, 50, 62, 80, 86, 89, 100, 124, 155, 172, 178, 200, 215, 248, 310, 344, 356, 400, 430, 445, 496, 620, 688, 712, 775, 860, 890, 1075, 1240, 1333, 1424, 1550, 1720, 1780, 2150, 2225, 2480, 2666, 2759, 3100, 3440, 3560, 3827, 4300, 4450, 5332, 5518, 6200, 6665, 7120, 7654, 8600, 8900, 10664, 11036, 12400, 13330, 13795, 15308, 17200, 17800, 19135, 21328, 22072, 26660, 27590, 30616, 33325, 35600, 38270, 44144, 53320, 55180, 61232, 66650, 68975, 76540, 95675, 106640, 110360, 118637, 133300, 137950, 153080, 191350, 220720, 237274, 266600, 275900, 306160, 382700, 474548, 533200, 551800, 593185, 765400, 949096, 1103600, 1186370, 1530800, 1898192, 2372740, 2965925, 4745480, 5931850, 9490960, 11863700, 23727400, 47454800]

約数ペア:

[(1, 47454800), (2, 23727400), (4, 11863700), (5, 9490960), (8, 5931850), (10, 4745480), (16, 2965925), (20, 2372740), (25, 1898192), (31, 1530800), (40, 1186370), (43, 1103600), (50, 949096), (62, 765400), (80, 593185), (86, 551800), (89, 533200), (100, 474548), (124, 382700), (155, 306160), (172, 275900), (178, 266600), (200, 237274), (215, 220720), (248, 191350), (310, 153080), (344, 137950), (356, 133300), (400, 118637), (430, 110360), (445, 106640), (496, 95675), (620, 76540), (688, 68975), (712, 66650), (775, 61232), (860, 55180), (890, 53320), (1075, 44144), (1240, 38270), (1333, 35600), (1424, 33325), (1550, 30616), (1720, 27590), (1780, 26660), (2150, 22072), (2225, 21328), (2480, 19135), (2666, 17800), (2759, 17200), (3100, 15308), (3440, 13795), (3560, 13330), (3827, 12400), (4300, 11036), (4450, 10664), (5332, 8900), (5518, 8600), (6200, 7654), (6665, 7120)]