8131669760

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89477}}^1$

素因数の和:89569

約数の個数: 72

約数和(自身を含む): 19752447456

約数和(自身を除く): 11620777696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 568, 640, 710, 1136, 1280, 1420, 2272, 2840, 4544, 5680, 9088, 11360, 18176, 22720, 45440, 89477, 90880, 178954, 357908, 447385, 715816, 894770, 1431632, 1789540, 2863264, 3579080, 5726528, 6352867, 7158160, 11453056, 12705734, 14316320, 22906112, 25411468, 28632640, 31764335, 50822936, 57265280, 63528670, 101645872, 114530560, 127057340, 203291744, 254114680, 406583488, 508229360, 813166976, 1016458720, 1626333952, 2032917440, 4065834880, 8131669760]

約数ペア:

[(1, 8131669760), (2, 4065834880), (4, 2032917440), (5, 1626333952), (8, 1016458720), (10, 813166976), (16, 508229360), (20, 406583488), (32, 254114680), (40, 203291744), (64, 127057340), (71, 114530560), (80, 101645872), (128, 63528670), (142, 57265280), (160, 50822936), (256, 31764335), (284, 28632640), (320, 25411468), (355, 22906112), (568, 14316320), (640, 12705734), (710, 11453056), (1136, 7158160), (1280, 6352867), (1420, 5726528), (2272, 3579080), (2840, 2863264), (4544, 1789540), (5680, 1431632), (9088, 894770), (11360, 715816), (18176, 447385), (22720, 357908), (45440, 178954), (89477, 90880)]