51075765

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:228

約数の個数: 80

約数和(自身を含む): 100623600

約数和(自身を除く): 49547835

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 89, 109, 117, 135, 195, 267, 327, 351, 405, 445, 545, 585, 801, 981, 1053, 1157, 1335, 1417, 1635, 1755, 2403, 2943, 3471, 4005, 4251, 4905, 5265, 5785, 7085, 7209, 8829, 9701, 10413, 12015, 12753, 14715, 17355, 21255, 29103, 31239, 36045, 38259, 44145, 48505, 52065, 63765, 87309, 93717, 114777, 126113, 145515, 156195, 191295, 261927, 378339, 436545, 468585, 573885, 630565, 785781, 1135017, 1309635, 1891695, 3405051, 3928905, 5675085, 10215153, 17025255, 51075765]

約数ペア:

[(1, 51075765), (3, 17025255), (5, 10215153), (9, 5675085), (13, 3928905), (15, 3405051), (27, 1891695), (39, 1309635), (45, 1135017), (65, 785781), (81, 630565), (89, 573885), (109, 468585), (117, 436545), (135, 378339), (195, 261927), (267, 191295), (327, 156195), (351, 145515), (405, 126113), (445, 114777), (545, 93717), (585, 87309), (801, 63765), (981, 52065), (1053, 48505), (1157, 44145), (1335, 38259), (1417, 36045), (1635, 31239), (1755, 29103), (2403, 21255), (2943, 17355), (3471, 14715), (4005, 12753), (4251, 12015), (4905, 10413), (5265, 9701), (5785, 8829), (7085, 7209)]