86563300

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:589

約数の個数: 72

約数和(自身を含む): 197299872

約数和(自身を除く): 110736572

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 43, 50, 82, 86, 100, 164, 172, 205, 215, 410, 430, 491, 820, 860, 982, 1025, 1075, 1763, 1964, 2050, 2150, 2455, 3526, 4100, 4300, 4910, 7052, 8815, 9820, 12275, 17630, 20131, 21113, 24550, 35260, 40262, 42226, 44075, 49100, 80524, 84452, 88150, 100655, 105565, 176300, 201310, 211130, 402620, 422260, 503275, 527825, 865633, 1006550, 1055650, 1731266, 2013100, 2111300, 3462532, 4328165, 8656330, 17312660, 21640825, 43281650, 86563300]

約数ペア:

[(1, 86563300), (2, 43281650), (4, 21640825), (5, 17312660), (10, 8656330), (20, 4328165), (25, 3462532), (41, 2111300), (43, 2013100), (50, 1731266), (82, 1055650), (86, 1006550), (100, 865633), (164, 527825), (172, 503275), (205, 422260), (215, 402620), (410, 211130), (430, 201310), (491, 176300), (820, 105565), (860, 100655), (982, 88150), (1025, 84452), (1075, 80524), (1763, 49100), (1964, 44075), (2050, 42226), (2150, 40262), (2455, 35260), (3526, 24550), (4100, 21113), (4300, 20131), (4910, 17630), (7052, 12275), (8815, 9820)]