55394560

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3329}}^1$

素因数の和:3363

約数の個数: 72

約数和(自身を含む): 142936920

約数和(自身を除く): 87542360

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, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 3329, 4160, 6658, 8320, 13316, 16640, 16645, 26632, 33290, 43277, 53264, 66580, 86554, 106528, 133160, 173108, 213056, 216385, 266320, 346216, 426112, 432770, 532640, 692432, 852224, 865540, 1065280, 1384864, 1731080, 2130560, 2769728, 3462160, 4261120, 5539456, 6924320, 11078912, 13848640, 27697280, 55394560]

約数ペア:

[(1, 55394560), (2, 27697280), (4, 13848640), (5, 11078912), (8, 6924320), (10, 5539456), (13, 4261120), (16, 3462160), (20, 2769728), (26, 2130560), (32, 1731080), (40, 1384864), (52, 1065280), (64, 865540), (65, 852224), (80, 692432), (104, 532640), (128, 432770), (130, 426112), (160, 346216), (208, 266320), (256, 216385), (260, 213056), (320, 173108), (416, 133160), (520, 106528), (640, 86554), (832, 66580), (1040, 53264), (1280, 43277), (1664, 33290), (2080, 26632), (3328, 16645), (3329, 16640), (4160, 13316), (6658, 8320)]