85574840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{12659}}^1$

素因数の和:12696

約数の個数: 48

約数和(自身を含む): 208510200

約数和(自身を除く): 122935360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 12659, 25318, 50636, 63295, 101272, 126590, 164567, 253180, 329134, 506360, 658268, 822835, 1316536, 1645670, 2139371, 3291340, 4278742, 6582680, 8557484, 10696855, 17114968, 21393710, 42787420, 85574840]

約数ペア:

[(1, 85574840), (2, 42787420), (4, 21393710), (5, 17114968), (8, 10696855), (10, 8557484), (13, 6582680), (20, 4278742), (26, 3291340), (40, 2139371), (52, 1645670), (65, 1316536), (104, 822835), (130, 658268), (169, 506360), (260, 329134), (338, 253180), (520, 164567), (676, 126590), (845, 101272), (1352, 63295), (1690, 50636), (3380, 25318), (6760, 12659)]