85753840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{56417}}^1$

素因数の和:56449

約数の個数: 40

約数和(自身を含む): 209874960

約数和(自身を除く): 124121120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 56417, 112834, 225668, 282085, 451336, 564170, 902672, 1071923, 1128340, 2143846, 2256680, 4287692, 4513360, 5359615, 8575384, 10719230, 17150768, 21438460, 42876920, 85753840]

約数ペア:

[(1, 85753840), (2, 42876920), (4, 21438460), (5, 17150768), (8, 10719230), (10, 8575384), (16, 5359615), (19, 4513360), (20, 4287692), (38, 2256680), (40, 2143846), (76, 1128340), (80, 1071923), (95, 902672), (152, 564170), (190, 451336), (304, 282085), (380, 225668), (760, 112834), (1520, 56417)]