81288895045

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1\times {\mathrm{10343}}^1$

素因数の和:10725

約数の個数: 32

約数和(自身を含む): 100275563520

約数和(自身を除く): 18986668475

約数列:

[1, 5, 79, 101, 197, 395, 505, 985, 7979, 10343, 15563, 19897, 39895, 51715, 77815, 99485, 817097, 1044643, 1571863, 2037571, 4085485, 5223215, 7859315, 10187855, 82526797, 160968109, 205794671, 412633985, 804840545, 1028973355, 16257779009, 81288895045]

約数ペア:

[(1, 81288895045), (5, 16257779009), (79, 1028973355), (101, 804840545), (197, 412633985), (395, 205794671), (505, 160968109), (985, 82526797), (7979, 10187855), (10343, 7859315), (15563, 5223215), (19897, 4085485), (39895, 2037571), (51715, 1571863), (77815, 1044643), (99485, 817097)]