90726400

素因数分解:

$2^{13}\times 5^2\times {\mathrm{443}}^1$

素因数の和:479

約数の個数: 84

約数和(自身を含む): 225495612

約数和(自身を除く): 134769212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 443, 512, 640, 800, 886, 1024, 1280, 1600, 1772, 2048, 2215, 2560, 3200, 3544, 4096, 4430, 5120, 6400, 7088, 8192, 8860, 10240, 11075, 12800, 14176, 17720, 20480, 22150, 25600, 28352, 35440, 40960, 44300, 51200, 56704, 70880, 88600, 102400, 113408, 141760, 177200, 204800, 226816, 283520, 354400, 453632, 567040, 708800, 907264, 1134080, 1417600, 1814528, 2268160, 2835200, 3629056, 4536320, 5670400, 9072640, 11340800, 18145280, 22681600, 45363200, 90726400]

約数ペア:

[(1, 90726400), (2, 45363200), (4, 22681600), (5, 18145280), (8, 11340800), (10, 9072640), (16, 5670400), (20, 4536320), (25, 3629056), (32, 2835200), (40, 2268160), (50, 1814528), (64, 1417600), (80, 1134080), (100, 907264), (128, 708800), (160, 567040), (200, 453632), (256, 354400), (320, 283520), (400, 226816), (443, 204800), (512, 177200), (640, 141760), (800, 113408), (886, 102400), (1024, 88600), (1280, 70880), (1600, 56704), (1772, 51200), (2048, 44300), (2215, 40960), (2560, 35440), (3200, 28352), (3544, 25600), (4096, 22150), (4430, 20480), (5120, 17720), (6400, 14176), (7088, 12800), (8192, 11075), (8860, 10240)]