51746955

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 90914400

約数和(自身を除く): 39167445

約数列:

[1, 3, 5, 13, 15, 39, 65, 137, 149, 169, 195, 411, 447, 507, 685, 745, 845, 1781, 1937, 2055, 2235, 2535, 5343, 5811, 8905, 9685, 20413, 23153, 25181, 26715, 29055, 61239, 69459, 75543, 102065, 115765, 125905, 265369, 306195, 347295, 377715, 796107, 1326845, 3449797, 3980535, 10349391, 17248985, 51746955]

約数ペア:

[(1, 51746955), (3, 17248985), (5, 10349391), (13, 3980535), (15, 3449797), (39, 1326845), (65, 796107), (137, 377715), (149, 347295), (169, 306195), (195, 265369), (411, 125905), (447, 115765), (507, 102065), (685, 75543), (745, 69459), (845, 61239), (1781, 29055), (1937, 26715), (2055, 25181), (2235, 23153), (2535, 20413), (5343, 9685), (5811, 8905)]