313121650

素因数分解:

$2^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{383}}^1$

素因数の和:675

約数の個数: 48

約数和(自身を含む): 593961984

約数和(自身を除く): 280840334

約数列:

[1, 2, 5, 10, 25, 50, 83, 166, 197, 383, 394, 415, 766, 830, 985, 1915, 1970, 2075, 3830, 4150, 4925, 9575, 9850, 16351, 19150, 31789, 32702, 63578, 75451, 81755, 150902, 158945, 163510, 317890, 377255, 408775, 754510, 794725, 817550, 1589450, 1886275, 3772550, 6262433, 12524866, 31312165, 62624330, 156560825, 313121650]

約数ペア:

[(1, 313121650), (2, 156560825), (5, 62624330), (10, 31312165), (25, 12524866), (50, 6262433), (83, 3772550), (166, 1886275), (197, 1589450), (383, 817550), (394, 794725), (415, 754510), (766, 408775), (830, 377255), (985, 317890), (1915, 163510), (1970, 158945), (2075, 150902), (3830, 81755), (4150, 75451), (4925, 63578), (9575, 32702), (9850, 31789), (16351, 19150)]