89521900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{68863}}^1$

素因数の和:68890

約数の個数: 36

約数和(自身を含む): 209208832

約数和(自身を除く): 119686932

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 68863, 137726, 275452, 344315, 688630, 895219, 1377260, 1721575, 1790438, 3443150, 3580876, 4476095, 6886300, 8952190, 17904380, 22380475, 44760950, 89521900]

約数ペア:

[(1, 89521900), (2, 44760950), (4, 22380475), (5, 17904380), (10, 8952190), (13, 6886300), (20, 4476095), (25, 3580876), (26, 3443150), (50, 1790438), (52, 1721575), (65, 1377260), (100, 895219), (130, 688630), (260, 344315), (325, 275452), (650, 137726), (1300, 68863)]