78470210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1627}}^1$

素因数の和:1707

約数の個数: 64

約数和(自身を含む): 177230592

約数和(自身を除く): 98760382

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 53, 65, 70, 91, 106, 130, 182, 265, 371, 455, 530, 689, 742, 910, 1378, 1627, 1855, 3254, 3445, 3710, 4823, 6890, 8135, 9646, 11389, 16270, 21151, 22778, 24115, 42302, 48230, 56945, 86231, 105755, 113890, 148057, 172462, 211510, 296114, 431155, 603617, 740285, 862310, 1121003, 1207234, 1480570, 2242006, 3018085, 5605015, 6036170, 7847021, 11210030, 15694042, 39235105, 78470210]

約数ペア:

[(1, 78470210), (2, 39235105), (5, 15694042), (7, 11210030), (10, 7847021), (13, 6036170), (14, 5605015), (26, 3018085), (35, 2242006), (53, 1480570), (65, 1207234), (70, 1121003), (91, 862310), (106, 740285), (130, 603617), (182, 431155), (265, 296114), (371, 211510), (455, 172462), (530, 148057), (689, 113890), (742, 105755), (910, 86231), (1378, 56945), (1627, 48230), (1855, 42302), (3254, 24115), (3445, 22778), (3710, 21151), (4823, 16270), (6890, 11389), (8135, 9646)]