86671960

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{40883}}^1$

素因数の和:40947

約数の個数: 32

約数和(自身を含む): 198696240

約数和(自身を除く): 112024280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 40883, 81766, 163532, 204415, 327064, 408830, 817660, 1635320, 2166799, 4333598, 8667196, 10833995, 17334392, 21667990, 43335980, 86671960]

約数ペア:

[(1, 86671960), (2, 43335980), (4, 21667990), (5, 17334392), (8, 10833995), (10, 8667196), (20, 4333598), (40, 2166799), (53, 1635320), (106, 817660), (212, 408830), (265, 327064), (424, 204415), (530, 163532), (1060, 81766), (2120, 40883)]