87891200

素因数分解:

$2^8\times 5^2\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:500

約数の個数: 108

約数和(自身を含む): 225068928

約数和(自身を除く): 137177728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 443, 496, 620, 640, 775, 800, 886, 992, 1240, 1280, 1550, 1600, 1772, 1984, 2215, 2480, 3100, 3200, 3544, 3968, 4430, 4960, 6200, 6400, 7088, 7936, 8860, 9920, 11075, 12400, 13733, 14176, 17720, 19840, 22150, 24800, 27466, 28352, 35440, 39680, 44300, 49600, 54932, 56704, 68665, 70880, 88600, 99200, 109864, 113408, 137330, 141760, 177200, 198400, 219728, 274660, 283520, 343325, 354400, 439456, 549320, 567040, 686650, 708800, 878912, 1098640, 1373300, 1417600, 1757824, 2197280, 2746600, 2835200, 3515648, 4394560, 5493200, 8789120, 10986400, 17578240, 21972800, 43945600, 87891200]

約数ペア:

[(1, 87891200), (2, 43945600), (4, 21972800), (5, 17578240), (8, 10986400), (10, 8789120), (16, 5493200), (20, 4394560), (25, 3515648), (31, 2835200), (32, 2746600), (40, 2197280), (50, 1757824), (62, 1417600), (64, 1373300), (80, 1098640), (100, 878912), (124, 708800), (128, 686650), (155, 567040), (160, 549320), (200, 439456), (248, 354400), (256, 343325), (310, 283520), (320, 274660), (400, 219728), (443, 198400), (496, 177200), (620, 141760), (640, 137330), (775, 113408), (800, 109864), (886, 99200), (992, 88600), (1240, 70880), (1280, 68665), (1550, 56704), (1600, 54932), (1772, 49600), (1984, 44300), (2215, 39680), (2480, 35440), (3100, 28352), (3200, 27466), (3544, 24800), (3968, 22150), (4430, 19840), (4960, 17720), (6200, 14176), (6400, 13733), (7088, 12400), (7936, 11075), (8860, 9920)]