201554860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{1049}}^1$

素因数の和:1810

約数の個数: 48

約数和(自身を含む): 456876000

約数和(自身を除く): 255321140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 739, 1049, 1478, 2098, 2956, 3695, 4196, 5245, 7390, 9607, 10490, 13637, 14780, 19214, 20980, 27274, 38428, 48035, 54548, 68185, 96070, 136370, 192140, 272740, 775211, 1550422, 3100844, 3876055, 7752110, 10077743, 15504220, 20155486, 40310972, 50388715, 100777430, 201554860]

約数ペア:

[(1, 201554860), (2, 100777430), (4, 50388715), (5, 40310972), (10, 20155486), (13, 15504220), (20, 10077743), (26, 7752110), (52, 3876055), (65, 3100844), (130, 1550422), (260, 775211), (739, 272740), (1049, 192140), (1478, 136370), (2098, 96070), (2956, 68185), (3695, 54548), (4196, 48035), (5245, 38428), (7390, 27274), (9607, 20980), (10490, 19214), (13637, 14780)]