89990450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1249}}^1$

素因数の和:1403

約数の個数: 48

約数和(自身を含む): 184140000

約数和(自身を除く): 94149550

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 131, 262, 275, 550, 655, 1249, 1310, 1441, 2498, 2882, 3275, 6245, 6550, 7205, 12490, 13739, 14410, 27478, 31225, 36025, 62450, 68695, 72050, 137390, 163619, 327238, 343475, 686950, 818095, 1636190, 1799809, 3599618, 4090475, 8180950, 8999045, 17998090, 44995225, 89990450]

約数ペア:

[(1, 89990450), (2, 44995225), (5, 17998090), (10, 8999045), (11, 8180950), (22, 4090475), (25, 3599618), (50, 1799809), (55, 1636190), (110, 818095), (131, 686950), (262, 343475), (275, 327238), (550, 163619), (655, 137390), (1249, 72050), (1310, 68695), (1441, 62450), (2498, 36025), (2882, 31225), (3275, 27478), (6245, 14410), (6550, 13739), (7205, 12490)]