42331640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{641}}^1$

素因数の和:792

約数の個数: 64

約数和(自身を含む): 103541760

約数和(自身を除く): 61210120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 508, 520, 635, 641, 1016, 1270, 1282, 1651, 2540, 2564, 3205, 3302, 5080, 5128, 6410, 6604, 8255, 8333, 12820, 13208, 16510, 16666, 25640, 33020, 33332, 41665, 66040, 66664, 81407, 83330, 162814, 166660, 325628, 333320, 407035, 651256, 814070, 1058291, 1628140, 2116582, 3256280, 4233164, 5291455, 8466328, 10582910, 21165820, 42331640]

約数ペア:

[(1, 42331640), (2, 21165820), (4, 10582910), (5, 8466328), (8, 5291455), (10, 4233164), (13, 3256280), (20, 2116582), (26, 1628140), (40, 1058291), (52, 814070), (65, 651256), (104, 407035), (127, 333320), (130, 325628), (254, 166660), (260, 162814), (508, 83330), (520, 81407), (635, 66664), (641, 66040), (1016, 41665), (1270, 33332), (1282, 33020), (1651, 25640), (2540, 16666), (2564, 16510), (3205, 13208), (3302, 12820), (5080, 8333), (5128, 8255), (6410, 6604)]