31415668832

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{72139}}^1$

素因数の和:72619

約数の個数: 48

約数和(自身を含む): 63991065600

約数和(自身を除く): 32575396768

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 439, 496, 878, 992, 1756, 3512, 7024, 13609, 14048, 27218, 54436, 72139, 108872, 144278, 217744, 288556, 435488, 577112, 1154224, 2236309, 2308448, 4472618, 8945236, 17890472, 31669021, 35780944, 63338042, 71561888, 126676084, 253352168, 506704336, 981739651, 1013408672, 1963479302, 3926958604, 7853917208, 15707834416, 31415668832]

約数ペア:

[(1, 31415668832), (2, 15707834416), (4, 7853917208), (8, 3926958604), (16, 1963479302), (31, 1013408672), (32, 981739651), (62, 506704336), (124, 253352168), (248, 126676084), (439, 71561888), (496, 63338042), (878, 35780944), (992, 31669021), (1756, 17890472), (3512, 8945236), (7024, 4472618), (13609, 2308448), (14048, 2236309), (27218, 1154224), (54436, 577112), (72139, 435488), (108872, 288556), (144278, 217744)]