84812800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{3313}}^1$

素因数の和:3343

約数の個数: 66

約数和(自身を含む): 210296498

約数和(自身を除く): 125483698

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1024, 1280, 1600, 2560, 3200, 3313, 5120, 6400, 6626, 12800, 13252, 16565, 25600, 26504, 33130, 53008, 66260, 82825, 106016, 132520, 165650, 212032, 265040, 331300, 424064, 530080, 662600, 848128, 1060160, 1325200, 1696256, 2120320, 2650400, 3392512, 4240640, 5300800, 8481280, 10601600, 16962560, 21203200, 42406400, 84812800]

約数ペア:

[(1, 84812800), (2, 42406400), (4, 21203200), (5, 16962560), (8, 10601600), (10, 8481280), (16, 5300800), (20, 4240640), (25, 3392512), (32, 2650400), (40, 2120320), (50, 1696256), (64, 1325200), (80, 1060160), (100, 848128), (128, 662600), (160, 530080), (200, 424064), (256, 331300), (320, 265040), (400, 212032), (512, 165650), (640, 132520), (800, 106016), (1024, 82825), (1280, 66260), (1600, 53008), (2560, 33130), (3200, 26504), (3313, 25600), (5120, 16565), (6400, 13252), (6626, 12800)]