8520213760

素因数分解:

$2^8\times 5^1\times {\mathrm{211}}^1\times {\mathrm{31547}}^1$

素因数の和:31779

約数の個数: 72

約数和(自身を含む): 20505947616

約数和(自身を除く): 11985733856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 211, 256, 320, 422, 640, 844, 1055, 1280, 1688, 2110, 3376, 4220, 6752, 8440, 13504, 16880, 27008, 31547, 33760, 54016, 63094, 67520, 126188, 135040, 157735, 252376, 270080, 315470, 504752, 630940, 1009504, 1261880, 2019008, 2523760, 4038016, 5047520, 6656417, 8076032, 10095040, 13312834, 20190080, 26625668, 33282085, 40380160, 53251336, 66564170, 106502672, 133128340, 213005344, 266256680, 426010688, 532513360, 852021376, 1065026720, 1704042752, 2130053440, 4260106880, 8520213760]

約数ペア:

[(1, 8520213760), (2, 4260106880), (4, 2130053440), (5, 1704042752), (8, 1065026720), (10, 852021376), (16, 532513360), (20, 426010688), (32, 266256680), (40, 213005344), (64, 133128340), (80, 106502672), (128, 66564170), (160, 53251336), (211, 40380160), (256, 33282085), (320, 26625668), (422, 20190080), (640, 13312834), (844, 10095040), (1055, 8076032), (1280, 6656417), (1688, 5047520), (2110, 4038016), (3376, 2523760), (4220, 2019008), (6752, 1261880), (8440, 1009504), (13504, 630940), (16880, 504752), (27008, 315470), (31547, 270080), (33760, 252376), (54016, 157735), (63094, 135040), (67520, 126188)]