86180920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{887}}^1$

素因数の和:1252

約数の個数: 64

約数和(自身を含む): 222497280

約数和(自身を除く): 136316360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 347, 694, 887, 1388, 1735, 1774, 2429, 2776, 3470, 3548, 4435, 4858, 6209, 6940, 7096, 8870, 9716, 12145, 12418, 13880, 17740, 19432, 24290, 24836, 31045, 35480, 48580, 49672, 62090, 97160, 124180, 248360, 307789, 615578, 1231156, 1538945, 2154523, 2462312, 3077890, 4309046, 6155780, 8618092, 10772615, 12311560, 17236184, 21545230, 43090460, 86180920]

約数ペア:

[(1, 86180920), (2, 43090460), (4, 21545230), (5, 17236184), (7, 12311560), (8, 10772615), (10, 8618092), (14, 6155780), (20, 4309046), (28, 3077890), (35, 2462312), (40, 2154523), (56, 1538945), (70, 1231156), (140, 615578), (280, 307789), (347, 248360), (694, 124180), (887, 97160), (1388, 62090), (1735, 49672), (1774, 48580), (2429, 35480), (2776, 31045), (3470, 24836), (3548, 24290), (4435, 19432), (4858, 17740), (6209, 13880), (6940, 12418), (7096, 12145), (8870, 9716)]