81127410

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29717}}^1$

素因数の和:29747

約数の個数: 64

約数和(自身を含む): 239645952

約数和(自身を除く): 158518542

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 29717, 59434, 89151, 148585, 178302, 208019, 297170, 386321, 416038, 445755, 624057, 772642, 891510, 1040095, 1158963, 1248114, 1931605, 2080190, 2317926, 2704247, 3120285, 3863210, 5408494, 5794815, 6240570, 8112741, 11589630, 13521235, 16225482, 27042470, 40563705, 81127410]

約数ペア:

[(1, 81127410), (2, 40563705), (3, 27042470), (5, 16225482), (6, 13521235), (7, 11589630), (10, 8112741), (13, 6240570), (14, 5794815), (15, 5408494), (21, 3863210), (26, 3120285), (30, 2704247), (35, 2317926), (39, 2080190), (42, 1931605), (65, 1248114), (70, 1158963), (78, 1040095), (91, 891510), (105, 772642), (130, 624057), (182, 445755), (195, 416038), (210, 386321), (273, 297170), (390, 208019), (455, 178302), (546, 148585), (910, 89151), (1365, 59434), (2730, 29717)]