85700505

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 156930048

約数和(自身を除く): 71229543

約数列:

[1, 3, 5, 11, 15, 33, 43, 47, 55, 129, 141, 165, 215, 235, 257, 473, 517, 645, 705, 771, 1285, 1419, 1551, 2021, 2365, 2585, 2827, 3855, 6063, 7095, 7755, 8481, 10105, 11051, 12079, 14135, 22231, 30315, 33153, 36237, 42405, 55255, 60395, 66693, 111155, 121561, 132869, 165765, 181185, 333465, 364683, 398607, 519397, 607805, 664345, 1558191, 1823415, 1993035, 2596985, 5713367, 7790955, 17140101, 28566835, 85700505]

約数ペア:

[(1, 85700505), (3, 28566835), (5, 17140101), (11, 7790955), (15, 5713367), (33, 2596985), (43, 1993035), (47, 1823415), (55, 1558191), (129, 664345), (141, 607805), (165, 519397), (215, 398607), (235, 364683), (257, 333465), (473, 181185), (517, 165765), (645, 132869), (705, 121561), (771, 111155), (1285, 66693), (1419, 60395), (1551, 55255), (2021, 42405), (2365, 36237), (2585, 33153), (2827, 30315), (3855, 22231), (6063, 14135), (7095, 12079), (7755, 11051), (8481, 10105)]