66770860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3833}}^1$

素因数の和:3922

約数の個数: 48

約数和(自身を含む): 153298656

約数和(自身を除く): 86527796

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 3833, 4355, 7666, 8710, 15332, 17420, 19165, 38330, 49829, 76660, 99658, 199316, 249145, 256811, 498290, 513622, 996580, 1027244, 1284055, 2568110, 3338543, 5136220, 6677086, 13354172, 16692715, 33385430, 66770860]

約数ペア:

[(1, 66770860), (2, 33385430), (4, 16692715), (5, 13354172), (10, 6677086), (13, 5136220), (20, 3338543), (26, 2568110), (52, 1284055), (65, 1027244), (67, 996580), (130, 513622), (134, 498290), (260, 256811), (268, 249145), (335, 199316), (670, 99658), (871, 76660), (1340, 49829), (1742, 38330), (3484, 19165), (3833, 17420), (4355, 15332), (7666, 8710)]