81679890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1093}}^1$

素因数の和:1203

約数の個数: 64

約数和(自身を含む): 204166656

約数和(自身を除く): 122486766

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 53, 94, 106, 141, 159, 235, 265, 282, 318, 470, 530, 705, 795, 1093, 1410, 1590, 2186, 2491, 3279, 4982, 5465, 6558, 7473, 10930, 12455, 14946, 16395, 24910, 32790, 37365, 51371, 57929, 74730, 102742, 115858, 154113, 173787, 256855, 289645, 308226, 347574, 513710, 579290, 770565, 868935, 1541130, 1737870, 2722663, 5445326, 8167989, 13613315, 16335978, 27226630, 40839945, 81679890]

約数ペア:

[(1, 81679890), (2, 40839945), (3, 27226630), (5, 16335978), (6, 13613315), (10, 8167989), (15, 5445326), (30, 2722663), (47, 1737870), (53, 1541130), (94, 868935), (106, 770565), (141, 579290), (159, 513710), (235, 347574), (265, 308226), (282, 289645), (318, 256855), (470, 173787), (530, 154113), (705, 115858), (795, 102742), (1093, 74730), (1410, 57929), (1590, 51371), (2186, 37365), (2491, 32790), (3279, 24910), (4982, 16395), (5465, 14946), (6558, 12455), (7473, 10930)]