72519020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73999}}^1$

素因数の和:74022

約数の個数: 36

約数和(自身を含む): 177156000

約数和(自身を除く): 104636980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 73999, 147998, 295996, 369995, 517993, 739990, 1035986, 1479980, 2071972, 2589965, 3625951, 5179930, 7251902, 10359860, 14503804, 18129755, 36259510, 72519020]

約数ペア:

[(1, 72519020), (2, 36259510), (4, 18129755), (5, 14503804), (7, 10359860), (10, 7251902), (14, 5179930), (20, 3625951), (28, 2589965), (35, 2071972), (49, 1479980), (70, 1035986), (98, 739990), (140, 517993), (196, 369995), (245, 295996), (490, 147998), (980, 73999)]