74888145

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:256

約数の個数: 80

約数和(自身を含む): 145054800

約数和(自身を除く): 70166655

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 73, 81, 85, 135, 149, 153, 219, 255, 365, 405, 447, 459, 657, 745, 765, 1095, 1241, 1341, 1377, 1971, 2235, 2295, 2533, 3285, 3723, 4023, 5913, 6205, 6705, 6885, 7599, 9855, 10877, 11169, 12069, 12665, 18615, 20115, 22797, 29565, 32631, 33507, 37995, 54385, 55845, 60345, 68391, 97893, 100521, 113985, 163155, 167535, 184909, 205173, 293679, 341955, 489465, 502605, 554727, 881037, 924545, 1025865, 1468395, 1664181, 2773635, 4405185, 4992543, 8320905, 14977629, 24962715, 74888145]

約数ペア:

[(1, 74888145), (3, 24962715), (5, 14977629), (9, 8320905), (15, 4992543), (17, 4405185), (27, 2773635), (45, 1664181), (51, 1468395), (73, 1025865), (81, 924545), (85, 881037), (135, 554727), (149, 502605), (153, 489465), (219, 341955), (255, 293679), (365, 205173), (405, 184909), (447, 167535), (459, 163155), (657, 113985), (745, 100521), (765, 97893), (1095, 68391), (1241, 60345), (1341, 55845), (1377, 54385), (1971, 37995), (2235, 33507), (2295, 32631), (2533, 29565), (3285, 22797), (3723, 20115), (4023, 18615), (5913, 12665), (6205, 12069), (6705, 11169), (6885, 10877), (7599, 9855)]