66817930

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1\times {\mathrm{431}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 124104960

約数和(自身を除く): 57287030

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 419, 431, 838, 862, 2095, 2155, 4190, 4310, 15503, 15947, 31006, 31894, 77515, 79735, 155030, 159470, 180589, 361178, 902945, 1805890, 6681793, 13363586, 33408965, 66817930]

約数ペア:

[(1, 66817930), (2, 33408965), (5, 13363586), (10, 6681793), (37, 1805890), (74, 902945), (185, 361178), (370, 180589), (419, 159470), (431, 155030), (838, 79735), (862, 77515), (2095, 31894), (2155, 31006), (4190, 15947), (4310, 15503)]