64152760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:557

約数の個数: 96

約数和(自身を含む): 170644320

約数和(自身を除く): 106491560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 71, 98, 140, 142, 196, 245, 280, 284, 355, 392, 461, 490, 497, 568, 710, 922, 980, 994, 1420, 1844, 1960, 1988, 2305, 2485, 2840, 3227, 3479, 3688, 3976, 4610, 4970, 6454, 6958, 9220, 9940, 12908, 13916, 16135, 17395, 18440, 19880, 22589, 25816, 27832, 32270, 32731, 34790, 45178, 64540, 65462, 69580, 90356, 112945, 129080, 130924, 139160, 163655, 180712, 225890, 229117, 261848, 327310, 451780, 458234, 654620, 903560, 916468, 1145585, 1309240, 1603819, 1832936, 2291170, 3207638, 4582340, 6415276, 8019095, 9164680, 12830552, 16038190, 32076380, 64152760]

約数ペア:

[(1, 64152760), (2, 32076380), (4, 16038190), (5, 12830552), (7, 9164680), (8, 8019095), (10, 6415276), (14, 4582340), (20, 3207638), (28, 2291170), (35, 1832936), (40, 1603819), (49, 1309240), (56, 1145585), (70, 916468), (71, 903560), (98, 654620), (140, 458234), (142, 451780), (196, 327310), (245, 261848), (280, 229117), (284, 225890), (355, 180712), (392, 163655), (461, 139160), (490, 130924), (497, 129080), (568, 112945), (710, 90356), (922, 69580), (980, 65462), (994, 64540), (1420, 45178), (1844, 34790), (1960, 32731), (1988, 32270), (2305, 27832), (2485, 25816), (2840, 22589), (3227, 19880), (3479, 18440), (3688, 17395), (3976, 16135), (4610, 13916), (4970, 12908), (6454, 9940), (6958, 9220)]