13007350

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 48

約数和(自身を含む): 25444800

約数和(自身を除く): 12437450

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 79, 89, 158, 178, 185, 370, 395, 445, 790, 890, 925, 1850, 1975, 2225, 2923, 3293, 3950, 4450, 5846, 6586, 7031, 14062, 14615, 16465, 29230, 32930, 35155, 70310, 73075, 82325, 146150, 164650, 175775, 260147, 351550, 520294, 1300735, 2601470, 6503675, 13007350]

約数ペア:

[(1, 13007350), (2, 6503675), (5, 2601470), (10, 1300735), (25, 520294), (37, 351550), (50, 260147), (74, 175775), (79, 164650), (89, 146150), (158, 82325), (178, 73075), (185, 70310), (370, 35155), (395, 32930), (445, 29230), (790, 16465), (890, 14615), (925, 14062), (1850, 7031), (1975, 6586), (2225, 5846), (2923, 4450), (3293, 3950)]