81038152

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 170553600

約数和(自身を除く): 89515448

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 59, 94, 104, 118, 188, 236, 281, 376, 472, 562, 611, 767, 1124, 1222, 1534, 2248, 2444, 2773, 3068, 3653, 4888, 5546, 6136, 7306, 11092, 13207, 14612, 16579, 22184, 26414, 29224, 33158, 36049, 52828, 66316, 72098, 105656, 132632, 144196, 171691, 215527, 288392, 343382, 431054, 686764, 779213, 862108, 1373528, 1558426, 1724216, 3116852, 6233704, 10129769, 20259538, 40519076, 81038152]

約数ペア:

[(1, 81038152), (2, 40519076), (4, 20259538), (8, 10129769), (13, 6233704), (26, 3116852), (47, 1724216), (52, 1558426), (59, 1373528), (94, 862108), (104, 779213), (118, 686764), (188, 431054), (236, 343382), (281, 288392), (376, 215527), (472, 171691), (562, 144196), (611, 132632), (767, 105656), (1124, 72098), (1222, 66316), (1534, 52828), (2248, 36049), (2444, 33158), (2773, 29224), (3068, 26414), (3653, 22184), (4888, 16579), (5546, 14612), (6136, 13207), (7306, 11092)]