82161380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{4621}}^1$

素因数の和:4764

約数の個数: 48

約数和(自身を含む): 198782976

約数和(自身を除く): 116621596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4445, 4621, 8890, 9242, 17780, 18484, 23105, 32347, 46210, 64694, 92420, 129388, 161735, 323470, 586867, 646940, 1173734, 2347468, 2934335, 4108069, 5868670, 8216138, 11737340, 16432276, 20540345, 41080690, 82161380]

約数ペア:

[(1, 82161380), (2, 41080690), (4, 20540345), (5, 16432276), (7, 11737340), (10, 8216138), (14, 5868670), (20, 4108069), (28, 2934335), (35, 2347468), (70, 1173734), (127, 646940), (140, 586867), (254, 323470), (508, 161735), (635, 129388), (889, 92420), (1270, 64694), (1778, 46210), (2540, 32347), (3556, 23105), (4445, 18484), (4621, 17780), (8890, 9242)]