78341728

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:695

約数の個数: 48

約数和(自身を含む): 159957504

約数和(自身を除く): 81615776

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 127, 148, 254, 296, 508, 521, 592, 1016, 1042, 1184, 2032, 2084, 4064, 4168, 4699, 8336, 9398, 16672, 18796, 19277, 37592, 38554, 66167, 75184, 77108, 132334, 150368, 154216, 264668, 308432, 529336, 616864, 1058672, 2117344, 2448179, 4896358, 9792716, 19585432, 39170864, 78341728]

約数ペア:

[(1, 78341728), (2, 39170864), (4, 19585432), (8, 9792716), (16, 4896358), (32, 2448179), (37, 2117344), (74, 1058672), (127, 616864), (148, 529336), (254, 308432), (296, 264668), (508, 154216), (521, 150368), (592, 132334), (1016, 77108), (1042, 75184), (1184, 66167), (2032, 38554), (2084, 37592), (4064, 19277), (4168, 18796), (4699, 16672), (8336, 9398)]