15664053245

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{21517}}^1$

素因数の和:21717

約数の個数: 32

約数和(自身を含む): 20244134400

約数和(自身を除く): 4580081155

約数列:

[1, 5, 19, 79, 95, 97, 395, 485, 1501, 1843, 7505, 7663, 9215, 21517, 38315, 107585, 145597, 408823, 727985, 1699843, 2044115, 2087149, 8499215, 10435745, 32297017, 39655831, 161485085, 164884771, 198279155, 824423855, 3132810649, 15664053245]

約数ペア:

[(1, 15664053245), (5, 3132810649), (19, 824423855), (79, 198279155), (95, 164884771), (97, 161485085), (395, 39655831), (485, 32297017), (1501, 10435745), (1843, 8499215), (7505, 2087149), (7663, 2044115), (9215, 1699843), (21517, 727985), (38315, 408823), (107585, 145597)]