85891185

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 80

約数和(自身を含む): 163088640

約数和(自身を除く): 77197455

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 71, 81, 87, 103, 135, 145, 213, 261, 309, 355, 405, 435, 515, 639, 783, 927, 1065, 1305, 1545, 1917, 2059, 2349, 2781, 2987, 3195, 3915, 4635, 5751, 6177, 7313, 8343, 8961, 9585, 10295, 11745, 13905, 14935, 18531, 21939, 26883, 28755, 30885, 36565, 41715, 44805, 55593, 65817, 80649, 92655, 109695, 134415, 166779, 197451, 212077, 241947, 277965, 329085, 403245, 592353, 636231, 833895, 987255, 1060385, 1209735, 1908693, 2961765, 3181155, 5726079, 9543465, 17178237, 28630395, 85891185]

約数ペア:

[(1, 85891185), (3, 28630395), (5, 17178237), (9, 9543465), (15, 5726079), (27, 3181155), (29, 2961765), (45, 1908693), (71, 1209735), (81, 1060385), (87, 987255), (103, 833895), (135, 636231), (145, 592353), (213, 403245), (261, 329085), (309, 277965), (355, 241947), (405, 212077), (435, 197451), (515, 166779), (639, 134415), (783, 109695), (927, 92655), (1065, 80649), (1305, 65817), (1545, 55593), (1917, 44805), (2059, 41715), (2349, 36565), (2781, 30885), (2987, 28755), (3195, 26883), (3915, 21939), (4635, 18531), (5751, 14935), (6177, 13905), (7313, 11745), (8343, 10295), (8961, 9585)]