89405690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2063

約数の個数: 48

約数和(自身を含む): 181762056

約数和(自身を除く): 92356366

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 121, 185, 242, 370, 407, 605, 814, 1210, 1997, 2035, 3994, 4070, 4477, 8954, 9985, 19970, 21967, 22385, 43934, 44770, 73889, 109835, 147778, 219670, 241637, 369445, 483274, 738890, 812779, 1208185, 1625558, 2416370, 4063895, 8127790, 8940569, 17881138, 44702845, 89405690]

約数ペア:

[(1, 89405690), (2, 44702845), (5, 17881138), (10, 8940569), (11, 8127790), (22, 4063895), (37, 2416370), (55, 1625558), (74, 1208185), (110, 812779), (121, 738890), (185, 483274), (242, 369445), (370, 241637), (407, 219670), (605, 147778), (814, 109835), (1210, 73889), (1997, 44770), (2035, 43934), (3994, 22385), (4070, 21967), (4477, 19970), (8954, 9985)]