70308440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1092

約数の個数: 64

約数和(自身を含む): 165987360

約数和(自身を除く): 95678920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 43, 82, 86, 164, 172, 205, 215, 328, 344, 410, 430, 820, 860, 997, 1640, 1720, 1763, 1994, 3526, 3988, 4985, 7052, 7976, 8815, 9970, 14104, 17630, 19940, 35260, 39880, 40877, 42871, 70520, 81754, 85742, 163508, 171484, 204385, 214355, 327016, 342968, 408770, 428710, 817540, 857420, 1635080, 1714840, 1757711, 3515422, 7030844, 8788555, 14061688, 17577110, 35154220, 70308440]

約数ペア:

[(1, 70308440), (2, 35154220), (4, 17577110), (5, 14061688), (8, 8788555), (10, 7030844), (20, 3515422), (40, 1757711), (41, 1714840), (43, 1635080), (82, 857420), (86, 817540), (164, 428710), (172, 408770), (205, 342968), (215, 327016), (328, 214355), (344, 204385), (410, 171484), (430, 163508), (820, 85742), (860, 81754), (997, 70520), (1640, 42871), (1720, 40877), (1763, 39880), (1994, 35260), (3526, 19940), (3988, 17630), (4985, 14104), (7052, 9970), (7976, 8815)]