78810810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11887}}^1$

素因数の和:11927

約数の個数: 64

約数和(自身を含む): 215695872

約数和(自身を除く): 136885062

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 6630, 11887, 23774, 35661, 59435, 71322, 118870, 154531, 178305, 202079, 309062, 356610, 404158, 463593, 606237, 772655, 927186, 1010395, 1212474, 1545310, 2020790, 2317965, 2627027, 3031185, 4635930, 5254054, 6062370, 7881081, 13135135, 15762162, 26270270, 39405405, 78810810]

約数ペア:

[(1, 78810810), (2, 39405405), (3, 26270270), (5, 15762162), (6, 13135135), (10, 7881081), (13, 6062370), (15, 5254054), (17, 4635930), (26, 3031185), (30, 2627027), (34, 2317965), (39, 2020790), (51, 1545310), (65, 1212474), (78, 1010395), (85, 927186), (102, 772655), (130, 606237), (170, 463593), (195, 404158), (221, 356610), (255, 309062), (390, 202079), (442, 178305), (510, 154531), (663, 118870), (1105, 71322), (1326, 59435), (2210, 35661), (3315, 23774), (6630, 11887)]