71998264

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 155463840

約数和(自身を除く): 83465576

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 193, 211, 221, 386, 422, 442, 772, 844, 884, 1544, 1688, 1768, 2509, 2743, 3281, 3587, 5018, 5486, 6562, 7174, 10036, 10972, 13124, 14348, 20072, 21944, 26248, 28696, 40723, 42653, 46631, 81446, 85306, 93262, 162892, 170612, 186524, 325784, 341224, 373048, 529399, 692291, 1058798, 1384582, 2117596, 2769164, 4235192, 5538328, 8999783, 17999566, 35999132, 71998264]

約数ペア:

[(1, 71998264), (2, 35999132), (4, 17999566), (8, 8999783), (13, 5538328), (17, 4235192), (26, 2769164), (34, 2117596), (52, 1384582), (68, 1058798), (104, 692291), (136, 529399), (193, 373048), (211, 341224), (221, 325784), (386, 186524), (422, 170612), (442, 162892), (772, 93262), (844, 85306), (884, 81446), (1544, 46631), (1688, 42653), (1768, 40723), (2509, 28696), (2743, 26248), (3281, 21944), (3587, 20072), (5018, 14348), (5486, 13124), (6562, 10972), (7174, 10036)]