127820630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:461

約数の個数: 64

約数和(自身を含む): 270978048

約数和(自身を除く): 143157418

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 131, 262, 263, 265, 371, 526, 530, 655, 742, 917, 1310, 1315, 1834, 1841, 1855, 2630, 3682, 3710, 4585, 6943, 9170, 9205, 13886, 13939, 18410, 27878, 34453, 34715, 48601, 68906, 69430, 69695, 97202, 97573, 139390, 172265, 195146, 241171, 243005, 344530, 482342, 486010, 487865, 975730, 1205855, 1826009, 2411710, 3652018, 9130045, 12782063, 18260090, 25564126, 63910315, 127820630]

約数ペア:

[(1, 127820630), (2, 63910315), (5, 25564126), (7, 18260090), (10, 12782063), (14, 9130045), (35, 3652018), (53, 2411710), (70, 1826009), (106, 1205855), (131, 975730), (262, 487865), (263, 486010), (265, 482342), (371, 344530), (526, 243005), (530, 241171), (655, 195146), (742, 172265), (917, 139390), (1310, 97573), (1315, 97202), (1834, 69695), (1841, 69430), (1855, 68906), (2630, 48601), (3682, 34715), (3710, 34453), (4585, 27878), (6943, 18410), (9170, 13939), (9205, 13886)]