78235610

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{1091}}^1$

素因数の和:1270

約数の個数: 32

約数和(自身を含む): 144353664

約数和(自身を除く): 66118054

約数列:

[1, 2, 5, 10, 71, 101, 142, 202, 355, 505, 710, 1010, 1091, 2182, 5455, 7171, 10910, 14342, 35855, 71710, 77461, 110191, 154922, 220382, 387305, 550955, 774610, 1101910, 7823561, 15647122, 39117805, 78235610]

約数ペア:

[(1, 78235610), (2, 39117805), (5, 15647122), (10, 7823561), (71, 1101910), (101, 774610), (142, 550955), (202, 387305), (355, 220382), (505, 154922), (710, 110191), (1010, 77461), (1091, 71710), (2182, 35855), (5455, 14342), (7171, 10910)]