2665325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 3645600

約数和(自身を除く): 980275

約数列:

[1, 5, 13, 25, 59, 65, 139, 295, 325, 695, 767, 1475, 1807, 3475, 3835, 8201, 9035, 19175, 41005, 45175, 106613, 205025, 533065, 2665325]

約数ペア:

[(1, 2665325), (5, 533065), (13, 205025), (25, 106613), (59, 45175), (65, 41005), (139, 19175), (295, 9035), (325, 8201), (695, 3835), (767, 3475), (1475, 1807)]