156621968

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{929}}^1$

素因数の和:1235

約数の個数: 40

約数和(自身を含む): 312401880

約数和(自身を除く): 155779912

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 257, 328, 514, 656, 929, 1028, 1858, 2056, 3716, 4112, 7432, 10537, 14864, 21074, 38089, 42148, 76178, 84296, 152356, 168592, 238753, 304712, 477506, 609424, 955012, 1910024, 3820048, 9788873, 19577746, 39155492, 78310984, 156621968]

約数ペア:

[(1, 156621968), (2, 78310984), (4, 39155492), (8, 19577746), (16, 9788873), (41, 3820048), (82, 1910024), (164, 955012), (257, 609424), (328, 477506), (514, 304712), (656, 238753), (929, 168592), (1028, 152356), (1858, 84296), (2056, 76178), (3716, 42148), (4112, 38089), (7432, 21074), (10537, 14864)]