101517260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{139}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 235682160

約数和(自身を除く): 134164900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 139, 212, 260, 265, 278, 530, 556, 689, 695, 1060, 1378, 1390, 1807, 2756, 2780, 2809, 3445, 3614, 5618, 6890, 7228, 7367, 9035, 11236, 13780, 14045, 14734, 18070, 28090, 29468, 36140, 36517, 36835, 56180, 73034, 73670, 95771, 146068, 147340, 182585, 191542, 365170, 383084, 390451, 478855, 730340, 780902, 957710, 1561804, 1915420, 1952255, 3904510, 5075863, 7809020, 10151726, 20303452, 25379315, 50758630, 101517260]

約数ペア:

[(1, 101517260), (2, 50758630), (4, 25379315), (5, 20303452), (10, 10151726), (13, 7809020), (20, 5075863), (26, 3904510), (52, 1952255), (53, 1915420), (65, 1561804), (106, 957710), (130, 780902), (139, 730340), (212, 478855), (260, 390451), (265, 383084), (278, 365170), (530, 191542), (556, 182585), (689, 147340), (695, 146068), (1060, 95771), (1378, 73670), (1390, 73034), (1807, 56180), (2756, 36835), (2780, 36517), (2809, 36140), (3445, 29468), (3614, 28090), (5618, 18070), (6890, 14734), (7228, 14045), (7367, 13780), (9035, 11236)]