68799280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2113}}^1$

素因数の和:2174

約数の個数: 80

約数和(自身を含む): 179301024

約数和(自身を除く): 110501744

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 148, 176, 185, 220, 296, 370, 407, 440, 592, 740, 814, 880, 1480, 1628, 2035, 2113, 2960, 3256, 4070, 4226, 6512, 8140, 8452, 10565, 16280, 16904, 21130, 23243, 32560, 33808, 42260, 46486, 78181, 84520, 92972, 116215, 156362, 169040, 185944, 232430, 312724, 371888, 390905, 464860, 625448, 781810, 859991, 929720, 1250896, 1563620, 1719982, 1859440, 3127240, 3439964, 4299955, 6254480, 6879928, 8599910, 13759856, 17199820, 34399640, 68799280]

約数ペア:

[(1, 68799280), (2, 34399640), (4, 17199820), (5, 13759856), (8, 8599910), (10, 6879928), (11, 6254480), (16, 4299955), (20, 3439964), (22, 3127240), (37, 1859440), (40, 1719982), (44, 1563620), (55, 1250896), (74, 929720), (80, 859991), (88, 781810), (110, 625448), (148, 464860), (176, 390905), (185, 371888), (220, 312724), (296, 232430), (370, 185944), (407, 169040), (440, 156362), (592, 116215), (740, 92972), (814, 84520), (880, 78181), (1480, 46486), (1628, 42260), (2035, 33808), (2113, 32560), (2960, 23243), (3256, 21130), (4070, 16904), (4226, 16280), (6512, 10565), (8140, 8452)]