63754340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{245209}}^1$

素因数の和:245231

約数の個数: 24

約数和(自身を含む): 144183480

約数和(自身を除く): 80429140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 245209, 490418, 980836, 1226045, 2452090, 3187717, 4904180, 6375434, 12750868, 15938585, 31877170, 63754340]

約数ペア:

[(1, 63754340), (2, 31877170), (4, 15938585), (5, 12750868), (10, 6375434), (13, 4904180), (20, 3187717), (26, 2452090), (52, 1226045), (65, 980836), (130, 490418), (260, 245209)]