158593988

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1151}}^1$

素因数の和:1225

約数の個数: 72

約数和(自身を含む): 349332480

約数和(自身を除く): 190738492

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 49, 74, 76, 98, 133, 148, 196, 259, 266, 518, 532, 703, 931, 1036, 1151, 1406, 1813, 1862, 2302, 2812, 3626, 3724, 4604, 4921, 7252, 8057, 9842, 16114, 19684, 21869, 32228, 34447, 42587, 43738, 56399, 68894, 85174, 87476, 112798, 137788, 153083, 170348, 225596, 298109, 306166, 596218, 612332, 809153, 1071581, 1192436, 1618306, 2086763, 2143162, 3236612, 4173526, 4286324, 5664071, 8347052, 11328142, 22656284, 39648497, 79296994, 158593988]

約数ペア:

[(1, 158593988), (2, 79296994), (4, 39648497), (7, 22656284), (14, 11328142), (19, 8347052), (28, 5664071), (37, 4286324), (38, 4173526), (49, 3236612), (74, 2143162), (76, 2086763), (98, 1618306), (133, 1192436), (148, 1071581), (196, 809153), (259, 612332), (266, 596218), (518, 306166), (532, 298109), (703, 225596), (931, 170348), (1036, 153083), (1151, 137788), (1406, 112798), (1813, 87476), (1862, 85174), (2302, 68894), (2812, 56399), (3626, 43738), (3724, 42587), (4604, 34447), (4921, 32228), (7252, 21869), (8057, 19684), (9842, 16114)]