77781210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{71}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 207785088

約数和(自身を除く): 130003878

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 53, 65, 71, 78, 106, 130, 142, 159, 195, 213, 265, 318, 355, 390, 426, 530, 689, 710, 795, 923, 1065, 1378, 1590, 1846, 2067, 2130, 2769, 2809, 3445, 3763, 4134, 4615, 5538, 5618, 6890, 7526, 8427, 9230, 10335, 11289, 13845, 14045, 16854, 18815, 20670, 22578, 27690, 28090, 36517, 37630, 42135, 48919, 56445, 73034, 84270, 97838, 109551, 112890, 146757, 182585, 199439, 219102, 244595, 293514, 365170, 398878, 489190, 547755, 598317, 733785, 997195, 1095510, 1196634, 1467570, 1994390, 2592707, 2991585, 5185414, 5983170, 7778121, 12963535, 15556242, 25927070, 38890605, 77781210]

約数ペア:

[(1, 77781210), (2, 38890605), (3, 25927070), (5, 15556242), (6, 12963535), (10, 7778121), (13, 5983170), (15, 5185414), (26, 2991585), (30, 2592707), (39, 1994390), (53, 1467570), (65, 1196634), (71, 1095510), (78, 997195), (106, 733785), (130, 598317), (142, 547755), (159, 489190), (195, 398878), (213, 365170), (265, 293514), (318, 244595), (355, 219102), (390, 199439), (426, 182585), (530, 146757), (689, 112890), (710, 109551), (795, 97838), (923, 84270), (1065, 73034), (1378, 56445), (1590, 48919), (1846, 42135), (2067, 37630), (2130, 36517), (2769, 28090), (2809, 27690), (3445, 22578), (3763, 20670), (4134, 18815), (4615, 16854), (5538, 14045), (5618, 13845), (6890, 11289), (7526, 10335), (8427, 9230)]