8049007988

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{78779}}^1$

素因数の和:78920

約数の個数: 48

約数和(自身を含む): 16676150400

約数和(自身を除く): 8627142412

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 89, 164, 178, 287, 356, 574, 623, 1148, 1246, 2492, 3649, 7298, 14596, 25543, 51086, 78779, 102172, 157558, 315116, 551453, 1102906, 2205812, 3229939, 6459878, 7011331, 12919756, 14022662, 22609573, 28045324, 45219146, 49079317, 90438292, 98158634, 196317268, 287464571, 574929142, 1149858284, 2012251997, 4024503994, 8049007988]

約数ペア:

[(1, 8049007988), (2, 4024503994), (4, 2012251997), (7, 1149858284), (14, 574929142), (28, 287464571), (41, 196317268), (82, 98158634), (89, 90438292), (164, 49079317), (178, 45219146), (287, 28045324), (356, 22609573), (574, 14022662), (623, 12919756), (1148, 7011331), (1246, 6459878), (2492, 3229939), (3649, 2205812), (7298, 1102906), (14596, 551453), (25543, 315116), (51086, 157558), (78779, 102172)]