71561888

素因数分解:

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

素因数の和:72180

約数の個数: 24

約数和(自身を含む): 145434240

約数和(自身を除く): 73872352

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 72139, 144278, 288556, 577112, 1154224, 2236309, 2308448, 4472618, 8945236, 17890472, 35780944, 71561888]

約数ペア:

[(1, 71561888), (2, 35780944), (4, 17890472), (8, 8945236), (16, 4472618), (31, 2308448), (32, 2236309), (62, 1154224), (124, 577112), (248, 288556), (496, 144278), (992, 72139)]