7811087440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{41959}}^1$

素因数の和:42164

約数の個数: 80

約数和(自身を含む): 19667491200

約数和(自身を除く): 11856403760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 179, 208, 260, 358, 520, 716, 895, 1040, 1432, 1790, 2327, 2864, 3580, 4654, 7160, 9308, 11635, 14320, 18616, 23270, 37232, 41959, 46540, 83918, 93080, 167836, 186160, 209795, 335672, 419590, 545467, 671344, 839180, 1090934, 1678360, 2181868, 2727335, 3356720, 4363736, 5454670, 7510661, 8727472, 10909340, 15021322, 21818680, 30042644, 37553305, 43637360, 60085288, 75106610, 97638593, 120170576, 150213220, 195277186, 300426440, 390554372, 488192965, 600852880, 781108744, 976385930, 1562217488, 1952771860, 3905543720, 7811087440]

約数ペア:

[(1, 7811087440), (2, 3905543720), (4, 1952771860), (5, 1562217488), (8, 976385930), (10, 781108744), (13, 600852880), (16, 488192965), (20, 390554372), (26, 300426440), (40, 195277186), (52, 150213220), (65, 120170576), (80, 97638593), (104, 75106610), (130, 60085288), (179, 43637360), (208, 37553305), (260, 30042644), (358, 21818680), (520, 15021322), (716, 10909340), (895, 8727472), (1040, 7510661), (1432, 5454670), (1790, 4363736), (2327, 3356720), (2864, 2727335), (3580, 2181868), (4654, 1678360), (7160, 1090934), (9308, 839180), (11635, 671344), (14320, 545467), (18616, 419590), (23270, 335672), (37232, 209795), (41959, 186160), (46540, 167836), (83918, 93080)]