64267405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 86169600

約数和(自身を除く): 21902195

約数列:

[1, 5, 19, 23, 67, 95, 115, 335, 437, 439, 1273, 1541, 2185, 2195, 6365, 7705, 8341, 10097, 29279, 29413, 41705, 50485, 146395, 147065, 191843, 558847, 676499, 959215, 2794235, 3382495, 12853481, 64267405]

約数ペア:

[(1, 64267405), (5, 12853481), (19, 3382495), (23, 2794235), (67, 959215), (95, 676499), (115, 558847), (335, 191843), (437, 147065), (439, 146395), (1273, 50485), (1541, 41705), (2185, 29413), (2195, 29279), (6365, 10097), (7705, 8341)]