80215036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{419}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 162288000

約数和(自身を除く): 82072964

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 229, 418, 419, 458, 836, 838, 916, 1676, 2519, 4351, 4609, 5038, 7961, 8702, 9218, 10076, 15922, 17404, 18436, 31844, 47861, 87571, 95722, 95951, 175142, 191444, 191902, 350284, 383804, 1055461, 1823069, 2110922, 3646138, 4221844, 7292276, 20053759, 40107518, 80215036]

約数ペア:

[(1, 80215036), (2, 40107518), (4, 20053759), (11, 7292276), (19, 4221844), (22, 3646138), (38, 2110922), (44, 1823069), (76, 1055461), (209, 383804), (229, 350284), (418, 191902), (419, 191444), (458, 175142), (836, 95951), (838, 95722), (916, 87571), (1676, 47861), (2519, 31844), (4351, 18436), (4609, 17404), (5038, 15922), (7961, 10076), (8702, 9218)]