79908220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{1217}}^1$

素因数の和:1307

約数の個数: 72

約数和(自身を含む): 198280656

約数和(自身を除く): 118372436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 98, 134, 140, 196, 245, 268, 335, 469, 490, 670, 938, 980, 1217, 1340, 1876, 2345, 2434, 3283, 4690, 4868, 6085, 6566, 8519, 9380, 12170, 13132, 16415, 17038, 24340, 32830, 34076, 42595, 59633, 65660, 81539, 85190, 119266, 163078, 170380, 238532, 298165, 326156, 407695, 570773, 596330, 815390, 1141546, 1192660, 1630780, 2283092, 2853865, 3995411, 5707730, 7990822, 11415460, 15981644, 19977055, 39954110, 79908220]

約数ペア:

[(1, 79908220), (2, 39954110), (4, 19977055), (5, 15981644), (7, 11415460), (10, 7990822), (14, 5707730), (20, 3995411), (28, 2853865), (35, 2283092), (49, 1630780), (67, 1192660), (70, 1141546), (98, 815390), (134, 596330), (140, 570773), (196, 407695), (245, 326156), (268, 298165), (335, 238532), (469, 170380), (490, 163078), (670, 119266), (938, 85190), (980, 81539), (1217, 65660), (1340, 59633), (1876, 42595), (2345, 34076), (2434, 32830), (3283, 24340), (4690, 17038), (4868, 16415), (6085, 13132), (6566, 12170), (8519, 9380)]