66564688

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3121}}^1$

素因数の和:3203

約数の個数: 40

約数和(自身を含む): 136269056

約数和(自身を除く): 69704368

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 688, 1333, 2666, 3121, 5332, 6242, 10664, 12484, 21328, 24968, 49936, 96751, 134203, 193502, 268406, 387004, 536812, 774008, 1073624, 1548016, 2147248, 4160293, 8320586, 16641172, 33282344, 66564688]

約数ペア:

[(1, 66564688), (2, 33282344), (4, 16641172), (8, 8320586), (16, 4160293), (31, 2147248), (43, 1548016), (62, 1073624), (86, 774008), (124, 536812), (172, 387004), (248, 268406), (344, 193502), (496, 134203), (688, 96751), (1333, 49936), (2666, 24968), (3121, 21328), (5332, 12484), (6242, 10664)]