66796990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{7669}}^1$

素因数の和:7756

約数の個数: 32

約数和(自身を含む): 131433120

約数和(自身を除く): 64636130

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 7669, 8710, 15338, 38345, 76690, 99697, 199394, 498485, 513823, 996970, 1027646, 2569115, 5138230, 6679699, 13359398, 33398495, 66796990]

約数ペア:

[(1, 66796990), (2, 33398495), (5, 13359398), (10, 6679699), (13, 5138230), (26, 2569115), (65, 1027646), (67, 996970), (130, 513823), (134, 498485), (335, 199394), (670, 99697), (871, 76690), (1742, 38345), (4355, 15338), (7669, 8710)]