28107688960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{422291}}^1$

素因数の和:422329

約数の個数: 88

約数和(自身を含む): 72612264816

約数和(自身を除く): 44504575856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1024, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 5120, 6656, 8320, 13312, 16640, 33280, 66560, 422291, 844582, 1689164, 2111455, 3378328, 4222910, 5489783, 6756656, 8445820, 10979566, 13513312, 16891640, 21959132, 27026624, 27448915, 33783280, 43918264, 54053248, 54897830, 67566560, 87836528, 108106496, 109795660, 135133120, 175673056, 216212992, 219591320, 270266240, 351346112, 432425984, 439182640, 540532480, 702692224, 878365280, 1081064960, 1405384448, 1756730560, 2162129920, 2810768896, 3513461120, 5621537792, 7026922240, 14053844480, 28107688960]

約数ペア:

[(1, 28107688960), (2, 14053844480), (4, 7026922240), (5, 5621537792), (8, 3513461120), (10, 2810768896), (13, 2162129920), (16, 1756730560), (20, 1405384448), (26, 1081064960), (32, 878365280), (40, 702692224), (52, 540532480), (64, 439182640), (65, 432425984), (80, 351346112), (104, 270266240), (128, 219591320), (130, 216212992), (160, 175673056), (208, 135133120), (256, 109795660), (260, 108106496), (320, 87836528), (416, 67566560), (512, 54897830), (520, 54053248), (640, 43918264), (832, 33783280), (1024, 27448915), (1040, 27026624), (1280, 21959132), (1664, 16891640), (2080, 13513312), (2560, 10979566), (3328, 8445820), (4160, 6756656), (5120, 5489783), (6656, 4222910), (8320, 3378328), (13312, 2111455), (16640, 1689164), (33280, 844582), (66560, 422291)]