13250960

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2269}}^1$

素因数の和:2355

約数の個数: 40

約数和(自身を含む): 31244280

約数和(自身を除く): 17993320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2269, 2920, 4538, 5840, 9076, 11345, 18152, 22690, 36304, 45380, 90760, 165637, 181520, 331274, 662548, 828185, 1325096, 1656370, 2650192, 3312740, 6625480, 13250960]

約数ペア:

[(1, 13250960), (2, 6625480), (4, 3312740), (5, 2650192), (8, 1656370), (10, 1325096), (16, 828185), (20, 662548), (40, 331274), (73, 181520), (80, 165637), (146, 90760), (292, 45380), (365, 36304), (584, 22690), (730, 18152), (1168, 11345), (1460, 9076), (2269, 5840), (2920, 4538)]