67091440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2081}}^1$

素因数の和:2138

約数の個数: 80

約数和(自身を含む): 173488896

約数和(自身を除く): 106397456

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2081, 2480, 3224, 4030, 4162, 6448, 8060, 8324, 10405, 16120, 16648, 20810, 27053, 32240, 33296, 41620, 54106, 64511, 83240, 108212, 129022, 135265, 166480, 216424, 258044, 270530, 322555, 432848, 516088, 541060, 645110, 838643, 1032176, 1082120, 1290220, 1677286, 2164240, 2580440, 3354572, 4193215, 5160880, 6709144, 8386430, 13418288, 16772860, 33545720, 67091440]

約数ペア:

[(1, 67091440), (2, 33545720), (4, 16772860), (5, 13418288), (8, 8386430), (10, 6709144), (13, 5160880), (16, 4193215), (20, 3354572), (26, 2580440), (31, 2164240), (40, 1677286), (52, 1290220), (62, 1082120), (65, 1032176), (80, 838643), (104, 645110), (124, 541060), (130, 516088), (155, 432848), (208, 322555), (248, 270530), (260, 258044), (310, 216424), (403, 166480), (496, 135265), (520, 129022), (620, 108212), (806, 83240), (1040, 64511), (1240, 54106), (1612, 41620), (2015, 33296), (2081, 32240), (2480, 27053), (3224, 20810), (4030, 16648), (4162, 16120), (6448, 10405), (8060, 8324)]