2918577025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{21031}}^1$

素因数の和:21122

約数の個数: 48

約数和(自身を含む): 4527432448

約数和(自身を除く): 1608855423

約数列:

[1, 5, 7, 13, 25, 35, 61, 65, 91, 175, 305, 325, 427, 455, 793, 1525, 2135, 2275, 3965, 5551, 10675, 19825, 21031, 27755, 105155, 138775, 147217, 273403, 525775, 736085, 1282891, 1367015, 1913821, 3680425, 6414455, 6835075, 8980237, 9569105, 16677583, 32072275, 44901185, 47845525, 83387915, 116743081, 224505925, 416939575, 583715405, 2918577025]

約数ペア:

[(1, 2918577025), (5, 583715405), (7, 416939575), (13, 224505925), (25, 116743081), (35, 83387915), (61, 47845525), (65, 44901185), (91, 32072275), (175, 16677583), (305, 9569105), (325, 8980237), (427, 6835075), (455, 6414455), (793, 3680425), (1525, 1913821), (2135, 1367015), (2275, 1282891), (3965, 736085), (5551, 525775), (10675, 273403), (19825, 147217), (21031, 138775), (27755, 105155)]