87700052

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 172730880

約数和(自身を除く): 85030828

約数列:

[1, 2, 4, 11, 22, 44, 67, 71, 134, 142, 268, 284, 419, 737, 781, 838, 1474, 1562, 1676, 2948, 3124, 4609, 4757, 9218, 9514, 18436, 19028, 28073, 29749, 52327, 56146, 59498, 104654, 112292, 118996, 209308, 308803, 327239, 617606, 654478, 1235212, 1308956, 1993183, 3986366, 7972732, 21925013, 43850026, 87700052]

約数ペア:

[(1, 87700052), (2, 43850026), (4, 21925013), (11, 7972732), (22, 3986366), (44, 1993183), (67, 1308956), (71, 1235212), (134, 654478), (142, 617606), (268, 327239), (284, 308803), (419, 209308), (737, 118996), (781, 112292), (838, 104654), (1474, 59498), (1562, 56146), (1676, 52327), (2948, 29749), (3124, 28073), (4609, 19028), (4757, 18436), (9218, 9514)]