27697280

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3329}}^1$

素因数の和:3361

約数の個数: 64

約数和(自身を含む): 71328600

約数和(自身を除く): 43631320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 3329, 4160, 6658, 8320, 13316, 16645, 26632, 33290, 43277, 53264, 66580, 86554, 106528, 133160, 173108, 213056, 216385, 266320, 346216, 426112, 432770, 532640, 692432, 865540, 1065280, 1384864, 1731080, 2130560, 2769728, 3462160, 5539456, 6924320, 13848640, 27697280]

約数ペア:

[(1, 27697280), (2, 13848640), (4, 6924320), (5, 5539456), (8, 3462160), (10, 2769728), (13, 2130560), (16, 1731080), (20, 1384864), (26, 1065280), (32, 865540), (40, 692432), (52, 532640), (64, 432770), (65, 426112), (80, 346216), (104, 266320), (128, 216385), (130, 213056), (160, 173108), (208, 133160), (260, 106528), (320, 86554), (416, 66580), (520, 53264), (640, 43277), (832, 33290), (1040, 26632), (1664, 16645), (2080, 13316), (3329, 8320), (4160, 6658)]