87591130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:519

約数の個数: 64

約数和(自身を含む): 181958400

約数和(自身を除く): 94367270

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 89, 110, 115, 178, 230, 253, 389, 445, 506, 778, 890, 979, 1265, 1945, 1958, 2047, 2530, 3890, 4094, 4279, 4895, 8558, 8947, 9790, 10235, 17894, 20470, 21395, 22517, 34621, 42790, 44735, 45034, 69242, 89470, 98417, 112585, 173105, 196834, 225170, 346210, 380831, 492085, 761662, 796283, 984170, 1592566, 1904155, 3808310, 3981415, 7962830, 8759113, 17518226, 43795565, 87591130]

約数ペア:

[(1, 87591130), (2, 43795565), (5, 17518226), (10, 8759113), (11, 7962830), (22, 3981415), (23, 3808310), (46, 1904155), (55, 1592566), (89, 984170), (110, 796283), (115, 761662), (178, 492085), (230, 380831), (253, 346210), (389, 225170), (445, 196834), (506, 173105), (778, 112585), (890, 98417), (979, 89470), (1265, 69242), (1945, 45034), (1958, 44735), (2047, 42790), (2530, 34621), (3890, 22517), (4094, 21395), (4279, 20470), (4895, 17894), (8558, 10235), (8947, 9790)]