20113094950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{289189}}^1$

素因数の和:289321

約数の個数: 48

約数和(自身を含む): 40664741040

約数和(自身を除く): 20551646090

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 107, 130, 214, 325, 535, 650, 1070, 1391, 2675, 2782, 5350, 6955, 13910, 34775, 69550, 289189, 578378, 1445945, 2891890, 3759457, 7229725, 7518914, 14459450, 18797285, 30943223, 37594570, 61886446, 93986425, 154716115, 187972850, 309432230, 402261899, 773580575, 804523798, 1547161150, 2011309495, 4022618990, 10056547475, 20113094950]

約数ペア:

[(1, 20113094950), (2, 10056547475), (5, 4022618990), (10, 2011309495), (13, 1547161150), (25, 804523798), (26, 773580575), (50, 402261899), (65, 309432230), (107, 187972850), (130, 154716115), (214, 93986425), (325, 61886446), (535, 37594570), (650, 30943223), (1070, 18797285), (1391, 14459450), (2675, 7518914), (2782, 7229725), (5350, 3759457), (6955, 2891890), (13910, 1445945), (34775, 578378), (69550, 289189)]