51788205

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:563

約数の個数: 96

約数和(自身を含む): 114566400

約数和(自身を除く): 62778195

約数列:

[1, 3, 5, 7, 9, 15, 17, 19, 21, 35, 45, 51, 57, 63, 85, 95, 105, 119, 133, 153, 171, 255, 285, 315, 323, 357, 399, 509, 595, 665, 765, 855, 969, 1071, 1197, 1527, 1615, 1785, 1995, 2261, 2545, 2907, 3563, 4581, 4845, 5355, 5985, 6783, 7635, 8653, 9671, 10689, 11305, 14535, 17815, 20349, 22905, 25959, 29013, 32067, 33915, 43265, 48355, 53445, 60571, 67697, 77877, 87039, 101745, 129795, 145065, 160335, 164407, 181713, 203091, 302855, 338485, 389385, 435195, 493221, 545139, 609273, 822035, 908565, 1015455, 1150849, 1479663, 2466105, 2725695, 3046365, 3452547, 5754245, 7398315, 10357641, 17262735, 51788205]

約数ペア:

[(1, 51788205), (3, 17262735), (5, 10357641), (7, 7398315), (9, 5754245), (15, 3452547), (17, 3046365), (19, 2725695), (21, 2466105), (35, 1479663), (45, 1150849), (51, 1015455), (57, 908565), (63, 822035), (85, 609273), (95, 545139), (105, 493221), (119, 435195), (133, 389385), (153, 338485), (171, 302855), (255, 203091), (285, 181713), (315, 164407), (323, 160335), (357, 145065), (399, 129795), (509, 101745), (595, 87039), (665, 77877), (765, 67697), (855, 60571), (969, 53445), (1071, 48355), (1197, 43265), (1527, 33915), (1615, 32067), (1785, 29013), (1995, 25959), (2261, 22905), (2545, 20349), (2907, 17815), (3563, 14535), (4581, 11305), (4845, 10689), (5355, 9671), (5985, 8653), (6783, 7635)]