12506650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:367

約数の個数: 48

約数和(自身を含む): 25498368

約数和(自身を除く): 12991718

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 130, 142, 271, 325, 355, 542, 650, 710, 923, 1355, 1775, 1846, 2710, 3523, 3550, 4615, 6775, 7046, 9230, 13550, 17615, 19241, 23075, 35230, 38482, 46150, 88075, 96205, 176150, 192410, 250133, 481025, 500266, 962050, 1250665, 2501330, 6253325, 12506650]

約数ペア:

[(1, 12506650), (2, 6253325), (5, 2501330), (10, 1250665), (13, 962050), (25, 500266), (26, 481025), (50, 250133), (65, 192410), (71, 176150), (130, 96205), (142, 88075), (271, 46150), (325, 38482), (355, 35230), (542, 23075), (650, 19241), (710, 17615), (923, 13550), (1355, 9230), (1775, 7046), (1846, 6775), (2710, 4615), (3523, 3550)]