80217335

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2647}}^1$

素因数の和:2711

約数の個数: 32

約数和(自身を含む): 114393600

約数和(自身を除く): 34176265

約数列:

[1, 5, 11, 19, 29, 55, 95, 145, 209, 319, 551, 1045, 1595, 2647, 2755, 6061, 13235, 29117, 30305, 50293, 76763, 145585, 251465, 383815, 553223, 844393, 1458497, 2766115, 4221965, 7292485, 16043467, 80217335]

約数ペア:

[(1, 80217335), (5, 16043467), (11, 7292485), (19, 4221965), (29, 2766115), (55, 1458497), (95, 844393), (145, 553223), (209, 383815), (319, 251465), (551, 145585), (1045, 76763), (1595, 50293), (2647, 30305), (2755, 29117), (6061, 13235)]