78539790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{373999}}^1$

素因数の和:374016

約数の個数: 32

約数和(自身を含む): 215424000

約数和(自身を除く): 136884210

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 373999, 747998, 1121997, 1869995, 2243994, 2617993, 3739990, 5235986, 5609985, 7853979, 11219970, 13089965, 15707958, 26179930, 39269895, 78539790]

約数ペア:

[(1, 78539790), (2, 39269895), (3, 26179930), (5, 15707958), (6, 13089965), (7, 11219970), (10, 7853979), (14, 5609985), (15, 5235986), (21, 3739990), (30, 2617993), (35, 2243994), (42, 1869995), (70, 1121997), (105, 747998), (210, 373999)]