80520570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68821}}^1$

素因数の和:68847

約数の個数: 48

約数和(自身を含む): 225460872

約数和(自身を除く): 144940302

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 68821, 137642, 206463, 344105, 412926, 619389, 688210, 894673, 1032315, 1238778, 1789346, 2064630, 2684019, 3096945, 4473365, 5368038, 6193890, 8052057, 8946730, 13420095, 16104114, 26840190, 40260285, 80520570]

約数ペア:

[(1, 80520570), (2, 40260285), (3, 26840190), (5, 16104114), (6, 13420095), (9, 8946730), (10, 8052057), (13, 6193890), (15, 5368038), (18, 4473365), (26, 3096945), (30, 2684019), (39, 2064630), (45, 1789346), (65, 1238778), (78, 1032315), (90, 894673), (117, 688210), (130, 619389), (195, 412926), (234, 344105), (390, 206463), (585, 137642), (1170, 68821)]