168773020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{6427}}^1$

素因数の和:6550

約数の個数: 48

約数和(自身を含む): 385525728

約数和(自身を除く): 216752708

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 260, 404, 505, 1010, 1313, 2020, 2626, 5252, 6427, 6565, 12854, 13130, 25708, 26260, 32135, 64270, 83551, 128540, 167102, 334204, 417755, 649127, 835510, 1298254, 1671020, 2596508, 3245635, 6491270, 8438651, 12982540, 16877302, 33754604, 42193255, 84386510, 168773020]

約数ペア:

[(1, 168773020), (2, 84386510), (4, 42193255), (5, 33754604), (10, 16877302), (13, 12982540), (20, 8438651), (26, 6491270), (52, 3245635), (65, 2596508), (101, 1671020), (130, 1298254), (202, 835510), (260, 649127), (404, 417755), (505, 334204), (1010, 167102), (1313, 128540), (2020, 83551), (2626, 64270), (5252, 32135), (6427, 26260), (6565, 25708), (12854, 13130)]