169753520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{68449}}^1$

素因数の和:68493

約数の個数: 40

約数和(自身を含む): 407414400

約数和(自身を除く): 237660880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 68449, 136898, 273796, 342245, 547592, 684490, 1095184, 1368980, 2121919, 2737960, 4243838, 5475920, 8487676, 10609595, 16975352, 21219190, 33950704, 42438380, 84876760, 169753520]

約数ペア:

[(1, 169753520), (2, 84876760), (4, 42438380), (5, 33950704), (8, 21219190), (10, 16975352), (16, 10609595), (20, 8487676), (31, 5475920), (40, 4243838), (62, 2737960), (80, 2121919), (124, 1368980), (155, 1095184), (248, 684490), (310, 547592), (496, 342245), (620, 273796), (1240, 136898), (2480, 68449)]