87253140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{111863}}^1$

素因数の和:111888

約数の個数: 48

約数和(自身を含む): 263104128

約数和(自身を除く): 175850988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 111863, 223726, 335589, 447452, 559315, 671178, 1118630, 1342356, 1454219, 1677945, 2237260, 2908438, 3355890, 4362657, 5816876, 6711780, 7271095, 8725314, 14542190, 17450628, 21813285, 29084380, 43626570, 87253140]

約数ペア:

[(1, 87253140), (2, 43626570), (3, 29084380), (4, 21813285), (5, 17450628), (6, 14542190), (10, 8725314), (12, 7271095), (13, 6711780), (15, 5816876), (20, 4362657), (26, 3355890), (30, 2908438), (39, 2237260), (52, 1677945), (60, 1454219), (65, 1342356), (78, 1118630), (130, 671178), (156, 559315), (195, 447452), (260, 335589), (390, 223726), (780, 111863)]