25221642

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 56536704

約数和(自身を除く): 31315062

約数列:

[1, 2, 3, 6, 17, 34, 37, 41, 51, 74, 82, 102, 111, 123, 163, 222, 246, 326, 489, 629, 697, 978, 1258, 1394, 1517, 1887, 2091, 2771, 3034, 3774, 4182, 4551, 5542, 6031, 6683, 8313, 9102, 12062, 13366, 16626, 18093, 20049, 25789, 36186, 40098, 51578, 77367, 102527, 113611, 154734, 205054, 227222, 247271, 307581, 340833, 494542, 615162, 681666, 741813, 1483626, 4203607, 8407214, 12610821, 25221642]

約数ペア:

[(1, 25221642), (2, 12610821), (3, 8407214), (6, 4203607), (17, 1483626), (34, 741813), (37, 681666), (41, 615162), (51, 494542), (74, 340833), (82, 307581), (102, 247271), (111, 227222), (123, 205054), (163, 154734), (222, 113611), (246, 102527), (326, 77367), (489, 51578), (629, 40098), (697, 36186), (978, 25789), (1258, 20049), (1394, 18093), (1517, 16626), (1887, 13366), (2091, 12062), (2771, 9102), (3034, 8313), (3774, 6683), (4182, 6031), (4551, 5542)]