71812512

素因数分解:

$2^5\times 3^2\times {\mathrm{389}}^1\times {\mathrm{641}}^1$

素因数の和:1046

約数の個数: 72

約数和(自身を含む): 205061220

約数和(自身を除く): 133248708

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 389, 641, 778, 1167, 1282, 1556, 1923, 2334, 2564, 3112, 3501, 3846, 4668, 5128, 5769, 6224, 7002, 7692, 9336, 10256, 11538, 12448, 14004, 15384, 18672, 20512, 23076, 28008, 30768, 37344, 46152, 56016, 61536, 92304, 112032, 184608, 249349, 498698, 748047, 997396, 1496094, 1994792, 2244141, 2992188, 3989584, 4488282, 5984376, 7979168, 8976564, 11968752, 17953128, 23937504, 35906256, 71812512]

約数ペア:

[(1, 71812512), (2, 35906256), (3, 23937504), (4, 17953128), (6, 11968752), (8, 8976564), (9, 7979168), (12, 5984376), (16, 4488282), (18, 3989584), (24, 2992188), (32, 2244141), (36, 1994792), (48, 1496094), (72, 997396), (96, 748047), (144, 498698), (288, 249349), (389, 184608), (641, 112032), (778, 92304), (1167, 61536), (1282, 56016), (1556, 46152), (1923, 37344), (2334, 30768), (2564, 28008), (3112, 23076), (3501, 20512), (3846, 18672), (4668, 15384), (5128, 14004), (5769, 12448), (6224, 11538), (7002, 10256), (7692, 9336)]