90745785

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1783}}^1$

素因数の和:1839

約数の個数: 64

約数和(自身を含む): 179827200

約数和(自身を除く): 89081415

約数列:

[1, 3, 5, 9, 13, 15, 27, 29, 39, 45, 65, 87, 117, 135, 145, 195, 261, 351, 377, 435, 585, 783, 1131, 1305, 1755, 1783, 1885, 3393, 3915, 5349, 5655, 8915, 10179, 16047, 16965, 23179, 26745, 48141, 50895, 51707, 69537, 80235, 115895, 155121, 208611, 240705, 258535, 347685, 465363, 625833, 672191, 775605, 1043055, 1396089, 2016573, 2326815, 3129165, 3360955, 6049719, 6980445, 10082865, 18149157, 30248595, 90745785]

約数ペア:

[(1, 90745785), (3, 30248595), (5, 18149157), (9, 10082865), (13, 6980445), (15, 6049719), (27, 3360955), (29, 3129165), (39, 2326815), (45, 2016573), (65, 1396089), (87, 1043055), (117, 775605), (135, 672191), (145, 625833), (195, 465363), (261, 347685), (351, 258535), (377, 240705), (435, 208611), (585, 155121), (783, 115895), (1131, 80235), (1305, 69537), (1755, 51707), (1783, 50895), (1885, 48141), (3393, 26745), (3915, 23179), (5349, 16965), (5655, 16047), (8915, 10179)]