15938396545

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{353}}^1\times {\mathrm{757}}^1$

素因数の和:1345

約数の個数: 32

約数和(自身を含む): 19577502720

約数和(自身を除く): 3639106175

約数列:

[1, 5, 79, 151, 353, 395, 755, 757, 1765, 3785, 11929, 27887, 53303, 59645, 59803, 114307, 139435, 266515, 267221, 299015, 571535, 1336105, 4210937, 9030253, 21054685, 21110459, 40350371, 45151265, 105552295, 201751855, 3187679309, 15938396545]

約数ペア:

[(1, 15938396545), (5, 3187679309), (79, 201751855), (151, 105552295), (353, 45151265), (395, 40350371), (755, 21110459), (757, 21054685), (1765, 9030253), (3785, 4210937), (11929, 1336105), (27887, 571535), (53303, 299015), (59645, 267221), (59803, 266515), (114307, 139435)]