320331355

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{853}}^1$

素因数の和:1003

約数の個数: 32

約数和(自身を含む): 418118400

約数和(自身を除く): 97787045

約数列:

[1, 5, 19, 59, 67, 95, 295, 335, 853, 1121, 1273, 3953, 4265, 5605, 6365, 16207, 19765, 50327, 57151, 75107, 81035, 251635, 285755, 375535, 956213, 1085869, 3371909, 4781065, 5429345, 16859545, 64066271, 320331355]

約数ペア:

[(1, 320331355), (5, 64066271), (19, 16859545), (59, 5429345), (67, 4781065), (95, 3371909), (295, 1085869), (335, 956213), (853, 375535), (1121, 285755), (1273, 251635), (3953, 81035), (4265, 75107), (5605, 57151), (6365, 50327), (16207, 19765)]