78207040

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^2\times {\mathrm{677}}^1$

素因数の和:732

約数の個数: 84

約数和(自身を含む): 196838316

約数和(自身を除く): 118631276

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 361, 380, 608, 677, 722, 760, 1216, 1354, 1444, 1520, 1805, 2708, 2888, 3040, 3385, 3610, 5416, 5776, 6080, 6770, 7220, 10832, 11552, 12863, 13540, 14440, 21664, 23104, 25726, 27080, 28880, 43328, 51452, 54160, 57760, 64315, 102904, 108320, 115520, 128630, 205808, 216640, 244397, 257260, 411616, 488794, 514520, 823232, 977588, 1029040, 1221985, 1955176, 2058080, 2443970, 3910352, 4116160, 4887940, 7820704, 9775880, 15641408, 19551760, 39103520, 78207040]

約数ペア:

[(1, 78207040), (2, 39103520), (4, 19551760), (5, 15641408), (8, 9775880), (10, 7820704), (16, 4887940), (19, 4116160), (20, 3910352), (32, 2443970), (38, 2058080), (40, 1955176), (64, 1221985), (76, 1029040), (80, 977588), (95, 823232), (152, 514520), (160, 488794), (190, 411616), (304, 257260), (320, 244397), (361, 216640), (380, 205808), (608, 128630), (677, 115520), (722, 108320), (760, 102904), (1216, 64315), (1354, 57760), (1444, 54160), (1520, 51452), (1805, 43328), (2708, 28880), (2888, 27080), (3040, 25726), (3385, 23104), (3610, 21664), (5416, 14440), (5776, 13540), (6080, 12863), (6770, 11552), (7220, 10832)]