8349778840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1021}}^1\times {\mathrm{15727}}^1$

素因数の和:16772

約数の個数: 64

約数和(自身を含む): 20253260160

約数和(自身を除く): 11903481320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1021, 2042, 4084, 5105, 8168, 10210, 13273, 15727, 20420, 26546, 31454, 40840, 53092, 62908, 66365, 78635, 106184, 125816, 132730, 157270, 204451, 265460, 314540, 408902, 530920, 629080, 817804, 1022255, 1635608, 2044510, 4089020, 8178040, 16057267, 32114534, 64229068, 80286335, 128458136, 160572670, 208744471, 321145340, 417488942, 642290680, 834977884, 1043722355, 1669955768, 2087444710, 4174889420, 8349778840]

約数ペア:

[(1, 8349778840), (2, 4174889420), (4, 2087444710), (5, 1669955768), (8, 1043722355), (10, 834977884), (13, 642290680), (20, 417488942), (26, 321145340), (40, 208744471), (52, 160572670), (65, 128458136), (104, 80286335), (130, 64229068), (260, 32114534), (520, 16057267), (1021, 8178040), (2042, 4089020), (4084, 2044510), (5105, 1635608), (8168, 1022255), (10210, 817804), (13273, 629080), (15727, 530920), (20420, 408902), (26546, 314540), (31454, 265460), (40840, 204451), (53092, 157270), (62908, 132730), (66365, 125816), (78635, 106184)]