85396220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6703}}^1$

素因数の和:6739

約数の個数: 72

約数和(自身を含む): 224691264

約数和(自身を除く): 139295044

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 6703, 12740, 13406, 26812, 33515, 46921, 67030, 87139, 93842, 134060, 174278, 187684, 234605, 328447, 348556, 435695, 469210, 609973, 656894, 871390, 938420, 1219946, 1313788, 1642235, 1742780, 2439892, 3049865, 3284470, 4269811, 6099730, 6568940, 8539622, 12199460, 17079244, 21349055, 42698110, 85396220]

約数ペア:

[(1, 85396220), (2, 42698110), (4, 21349055), (5, 17079244), (7, 12199460), (10, 8539622), (13, 6568940), (14, 6099730), (20, 4269811), (26, 3284470), (28, 3049865), (35, 2439892), (49, 1742780), (52, 1642235), (65, 1313788), (70, 1219946), (91, 938420), (98, 871390), (130, 656894), (140, 609973), (182, 469210), (196, 435695), (245, 348556), (260, 328447), (364, 234605), (455, 187684), (490, 174278), (637, 134060), (910, 93842), (980, 87139), (1274, 67030), (1820, 46921), (2548, 33515), (3185, 26812), (6370, 13406), (6703, 12740)]