88784000

素因数分解:

$2^7\times 5^3\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 229132800

約数和(自身を除く): 140348800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 128, 155, 160, 179, 200, 248, 250, 310, 320, 358, 400, 496, 500, 620, 640, 716, 775, 800, 895, 992, 1000, 1240, 1432, 1550, 1600, 1790, 1984, 2000, 2480, 2864, 3100, 3200, 3580, 3875, 3968, 4000, 4475, 4960, 5549, 5728, 6200, 7160, 7750, 8000, 8950, 9920, 11098, 11456, 12400, 14320, 15500, 16000, 17900, 19840, 22196, 22375, 22912, 24800, 27745, 28640, 31000, 35800, 44392, 44750, 49600, 55490, 57280, 62000, 71600, 88784, 89500, 99200, 110980, 114560, 124000, 138725, 143200, 177568, 179000, 221960, 248000, 277450, 286400, 355136, 358000, 443920, 496000, 554900, 572800, 693625, 710272, 716000, 887840, 1109800, 1387250, 1432000, 1775680, 2219600, 2774500, 2864000, 3551360, 4439200, 5549000, 8878400, 11098000, 17756800, 22196000, 44392000, 88784000]

約数ペア:

[(1, 88784000), (2, 44392000), (4, 22196000), (5, 17756800), (8, 11098000), (10, 8878400), (16, 5549000), (20, 4439200), (25, 3551360), (31, 2864000), (32, 2774500), (40, 2219600), (50, 1775680), (62, 1432000), (64, 1387250), (80, 1109800), (100, 887840), (124, 716000), (125, 710272), (128, 693625), (155, 572800), (160, 554900), (179, 496000), (200, 443920), (248, 358000), (250, 355136), (310, 286400), (320, 277450), (358, 248000), (400, 221960), (496, 179000), (500, 177568), (620, 143200), (640, 138725), (716, 124000), (775, 114560), (800, 110980), (895, 99200), (992, 89500), (1000, 88784), (1240, 71600), (1432, 62000), (1550, 57280), (1600, 55490), (1790, 49600), (1984, 44750), (2000, 44392), (2480, 35800), (2864, 31000), (3100, 28640), (3200, 27745), (3580, 24800), (3875, 22912), (3968, 22375), (4000, 22196), (4475, 19840), (4960, 17900), (5549, 16000), (5728, 15500), (6200, 14320), (7160, 12400), (7750, 11456), (8000, 11098), (8950, 9920)]