54218440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1123}}^1$

素因数の和:1222

約数の個数: 64

約数和(自身を含む): 131103360

約数和(自身を除く): 76884920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 136, 142, 170, 284, 340, 355, 568, 680, 710, 1123, 1207, 1420, 2246, 2414, 2840, 4492, 4828, 5615, 6035, 8984, 9656, 11230, 12070, 19091, 22460, 24140, 38182, 44920, 48280, 76364, 79733, 95455, 152728, 159466, 190910, 318932, 381820, 398665, 637864, 763640, 797330, 1355461, 1594660, 2710922, 3189320, 5421844, 6777305, 10843688, 13554610, 27109220, 54218440]

約数ペア:

[(1, 54218440), (2, 27109220), (4, 13554610), (5, 10843688), (8, 6777305), (10, 5421844), (17, 3189320), (20, 2710922), (34, 1594660), (40, 1355461), (68, 797330), (71, 763640), (85, 637864), (136, 398665), (142, 381820), (170, 318932), (284, 190910), (340, 159466), (355, 152728), (568, 95455), (680, 79733), (710, 76364), (1123, 48280), (1207, 44920), (1420, 38182), (2246, 24140), (2414, 22460), (2840, 19091), (4492, 12070), (4828, 11230), (5615, 9656), (6035, 8984)]