89376980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{8291}}^1$

素因数の和:8325

約数の個数: 72

約数和(自身を含む): 238212576

約数和(自身を除く): 148835596

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 8291, 10780, 16582, 33164, 41455, 58037, 82910, 91201, 116074, 165820, 182402, 232148, 290185, 364804, 406259, 456005, 580370, 638407, 812518, 912010, 1160740, 1276814, 1625036, 1824020, 2031295, 2553628, 3192035, 4062590, 4468849, 6384070, 8125180, 8937698, 12768140, 17875396, 22344245, 44688490, 89376980]

約数ペア:

[(1, 89376980), (2, 44688490), (4, 22344245), (5, 17875396), (7, 12768140), (10, 8937698), (11, 8125180), (14, 6384070), (20, 4468849), (22, 4062590), (28, 3192035), (35, 2553628), (44, 2031295), (49, 1824020), (55, 1625036), (70, 1276814), (77, 1160740), (98, 912010), (110, 812518), (140, 638407), (154, 580370), (196, 456005), (220, 406259), (245, 364804), (308, 290185), (385, 232148), (490, 182402), (539, 165820), (770, 116074), (980, 91201), (1078, 82910), (1540, 58037), (2156, 41455), (2695, 33164), (5390, 16582), (8291, 10780)]